52620492 has 12 divisors (see below), whose sum is σ = 122781176. Its totient is φ = 17540160.

The previous prime is 52620461. The next prime is 52620497. The reversal of 52620492 is 29402625.

52620492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (52620497) 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 3 ways as a sum of consecutive naturals, for example, 2192509 + ... + 2192532.

Almost surely, 2^52620492 is an apocalyptic number.

It is an amenable number.

52620492 is an abundant number, since it is smaller than the sum of its proper divisors (70160684).

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

52620492 is a wasteful number, since it uses less digits than its factorization.

52620492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4385048 (or 4385046 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 52620492 is about 7253.9983457401. The cubic root of 52620492 is about 374.7298605570.

The spelling of 52620492 in words is "fifty-two million, six hundred twenty thousand, four hundred ninety-two".