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1942136 = 23779439
BaseRepresentation
bin111011010001001111000
310122200002222
413122021320
5444122021
6105343212
722336130
oct7321170
93580088
101942136
111107179
12797b08
1352ccc1
14387ac0
152856ab
hex1da278

1942136 has 32 divisors (see below), whose sum is σ = 4224000. Its totient is φ = 819936.

The previous prime is 1942133. The next prime is 1942139. The reversal of 1942136 is 6312491.

1942136 = 263 + 273 + ... + 533.

It is an interprime number because it is at equal distance from previous prime (1942133) and next prime (1942139).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1942133) 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 7 ways as a sum of consecutive naturals, for example, 4205 + ... + 4643.

It is an arithmetic number, because the mean of its divisors is an integer number (132000).

21942136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1942136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2112000).

1942136 is an abundant number, since it is smaller than the sum of its proper divisors (2281864).

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

1942136 is a wasteful number, since it uses less digits than its factorization.

1942136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531 (or 527 counting only the distinct ones).

The product of its digits is 1296, while the sum is 26.

The square root of 1942136 is about 1393.6053960860. The cubic root of 1942136 is about 124.7651269536.

The spelling of 1942136 in words is "one million, nine hundred forty-two thousand, one hundred thirty-six".

Divisors: 1 2 4 7 8 14 28 56 79 158 316 439 553 632 878 1106 1756 2212 3073 3512 4424 6146 12292 24584 34681 69362 138724 242767 277448 485534 971068 1942136