22752536 has 8 divisors (see below), whose sum is σ = 42661020. Its totient is φ = 11376264.

The previous prime is 22752533. The next prime is 22752571. The reversal of 22752536 is 63525722.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22752533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1422026 + ... + 1422041.

Almost surely, 2^22752536 is an apocalyptic number.

It is an amenable number.

22752536 is a deficient number, since it is larger than the sum of its proper divisors (19908484).

22752536 is a wasteful number, since it uses less digits than its factorization.

22752536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2844073 (or 2844069 counting only the distinct ones).

The product of its digits is 25200, while the sum is 32.

The square root of 22752536 is about 4769.9618447111. The cubic root of 22752536 is about 283.3630836888.

The spelling of 22752536 in words is "twenty-two million, seven hundred fifty-two thousand, five hundred thirty-six".