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1898052 = 22313233
BaseRepresentation
bin111001111011001000100
310120102122020
413033121010
5441214202
6104403140
722063452
oct7173104
93512566
101898052
111087042
127764b0
13515c10
143759d2
152775bc
hex1cf644

1898052 has 48 divisors (see below), whose sum is σ = 4986240. Its totient is φ = 558624.

The previous prime is 1898051. The next prime is 1898053. The reversal of 1898052 is 2508981.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1898051) and next prime (1898053).

It is not an unprimeable number, because it can be changed into a prime (1898051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82513 + ... + 82535.

It is an arithmetic number, because the mean of its divisors is an integer number (103880).

21898052 is an apocalyptic number.

1898052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1898052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2493120).

1898052 is an abundant number, since it is smaller than the sum of its proper divisors (3088188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1898052 is a wasteful number, since it uses less digits than its factorization.

1898052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89 (or 41 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 33.

The square root of 1898052 is about 1377.6980801322. The cubic root of 1898052 is about 123.8138900780.

The spelling of 1898052 in words is "one million, eight hundred ninety-eight thousand, fifty-two".

Divisors: 1 2 3 4 6 12 13 23 26 39 46 52 69 78 92 138 156 276 299 529 598 897 1058 1196 1587 1794 2116 3174 3588 6348 6877 12167 13754 20631 24334 27508 36501 41262 48668 73002 82524 146004 158171 316342 474513 632684 949026 1898052