52980636 has 36 divisors (see below), whose sum is σ = 131329688. Its totient is φ = 16620288.

The previous prime is 52980617. The next prime is 52980637. The reversal of 52980636 is 63608925.

52980636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 52980594 and 52980603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52980637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4171 + ... + 11106.

Almost surely, 2^52980636 is an apocalyptic number.

It is an amenable number.

52980636 is an abundant number, since it is smaller than the sum of its proper divisors (78349052).

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

52980636 is a wasteful number, since it uses less digits than its factorization.

52980636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15318 (or 15299 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 52980636 is about 7278.7798428033. The cubic root of 52980636 is about 375.5828234866.

The spelling of 52980636 in words is "fifty-two million, nine hundred eighty thousand, six hundred thirty-six".