53612406 has 24 divisors (see below), whose sum is σ = 116680824. Its totient is φ = 17790720.

The previous prime is 53612393. The next prime is 53612411. The reversal of 53612406 is 60421635.

53612406 is a `hidden beast` number, since 5 + 3 + 612 + 40 + 6 = 666.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 53612406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2475 + ... + 10646.

It is an arithmetic number, because the mean of its divisors is an integer number (4861701).

Almost surely, 2^53612406 is an apocalyptic number.

53612406 is an abundant number, since it is smaller than the sum of its proper divisors (63068418).

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

53612406 is a wasteful number, since it uses less digits than its factorization.

53612406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13356 (or 13353 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 53612406 is about 7322.0493033030. The cubic root of 53612406 is about 377.0698133088.

The spelling of 53612406 in words is "fifty-three million, six hundred twelve thousand, four hundred six".