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1975068 = 223283661
BaseRepresentation
bin111100010001100011100
310201100021200
413202030130
51001200233
6110155500
722534134
oct7421434
93640250
101975068
111129997
127b2b90
13541ca4
14395ac4
15290313
hex1e231c

1975068 has 36 divisors (see below), whose sum is σ = 5060328. Its totient is φ = 649440.

The previous prime is 1975067. The next prime is 1975073. The reversal of 1975068 is 8605791.

1975068 = T12 + T13 + ... + T227.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1975067) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2658 + ... + 3318.

21975068 is an apocalyptic number.

1975068 is a gapful number since it is divisible by the number (18) 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 1975068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2530164).

1975068 is an abundant number, since it is smaller than the sum of its proper divisors (3085260).

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

1975068 is a wasteful number, since it uses less digits than its factorization.

1975068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754 (or 749 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The square root of 1975068 is about 1405.3711253616. The cubic root of 1975068 is about 125.4663751233.

The spelling of 1975068 in words is "one million, nine hundred seventy-five thousand, sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 83 166 249 332 498 661 747 996 1322 1494 1983 2644 2988 3966 5949 7932 11898 23796 54863 109726 164589 219452 329178 493767 658356 987534 1975068