75265636 has 6 divisors (see below), whose sum is σ = 131714870. Its totient is φ = 37632816.

The previous prime is 75265633. The next prime is 75265679. The reversal of 75265636 is 63656257.

It can be written as a sum of positive squares in only one way, i.e., 49702500 + 25563136 = 7050^2 + 5056^2 .

It is not an unprimeable number, because it can be changed into a prime (75265633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9408201 + ... + 9408208.

Almost surely, 2^75265636 is an apocalyptic number.

It is an amenable number.

75265636 is a deficient number, since it is larger than the sum of its proper divisors (56449234).

75265636 is a wasteful number, since it uses less digits than its factorization.

75265636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18816413 (or 18816411 counting only the distinct ones).

The product of its digits is 226800, while the sum is 40.

The square root of 75265636 is about 8675.5769836939. The cubic root of 75265636 is about 422.2136261818.

The spelling of 75265636 in words is "seventy-five million, two hundred sixty-five thousand, six hundred thirty-six".