7564536 has 64 divisors (see below), whose sum is σ = 24019200. Its totient is φ = 2160864.

The previous prime is 7564523. The next prime is 7564573. The reversal of 7564536 is 6354657.

7564536 is a `hidden beast` number, since 7 + 5 + 645 + 3 + 6 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 7564536.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 990 + ... + 4013.

It is an arithmetic number, because the mean of its divisors is an integer number (375300).

Almost surely, 2^7564536 is an apocalyptic number.

It is an amenable number.

7564536 is an abundant number, since it is smaller than the sum of its proper divisors (16454664).

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

7564536 is a wasteful number, since it uses less digits than its factorization.

7564536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5025 (or 5015 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 7564536 is about 2750.3701569062. The cubic root of 7564536 is about 196.3032235591.

It can be divided in two parts, 7564 and 536, that added together give a square (8100 = 90²).

The spelling of 7564536 in words is "seven million, five hundred sixty-four thousand, five hundred thirty-six".