52650530 has 32 divisors (see below), whose sum is σ = 100765296. Its totient is φ = 19738624.

The previous prime is 52650511. The next prime is 52650551. The reversal of 52650530 is 3505625.

It can be written as a sum of positive squares in 8 ways, for example, as 29888089 + 22762441 = 5467^2 + 4771^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 52650530.

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, 53402 + ... + 54378.

Almost surely, 2^52650530 is an apocalyptic number.

52650530 is a deficient number, since it is larger than the sum of its proper divisors (48114766).

52650530 is a wasteful number, since it uses less digits than its factorization.

52650530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1318.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 52650530 is about 7256.0684947153. The cubic root of 52650530 is about 374.8011508723.

The spelling of 52650530 in words is "fifty-two million, six hundred fifty thousand, five hundred thirty".