51652536 has 32 divisors (see below), whose sum is σ = 139065360. Its totient is φ = 15892992.

The previous prime is 51652499. The next prime is 51652547. The reversal of 51652536 is 63525615.

It is a junction number, because it is equal to n+sod(n) for n = 51652497 and 51652506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82465 + ... + 83088.

Almost surely, 2^51652536 is an apocalyptic number.

It is an amenable number.

51652536 is an abundant number, since it is smaller than the sum of its proper divisors (87412824).

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

51652536 is a wasteful number, since it uses less digits than its factorization.

51652536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165575 (or 165571 counting only the distinct ones).

The product of its digits is 27000, while the sum is 33.

The square root of 51652536 is about 7186.9698761022. The cubic root of 51652536 is about 372.4179024214.

The spelling of 51652536 in words is "fifty-one million, six hundred fifty-two thousand, five hundred thirty-six".