52406464 has 28 divisors (see below), whose sum is σ = 113449608. Its totient is φ = 23820800.

The previous prime is 52406447. The next prime is 52406479. The reversal of 52406464 is 46460425.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36517 + ... + 37924.

Almost surely, 2^52406464 is an apocalyptic number.

It is an amenable number.

52406464 is an abundant number, since it is smaller than the sum of its proper divisors (61043144).

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

52406464 is a wasteful number, since it uses less digits than its factorization.

52406464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74464 (or 74454 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 52406464 is about 7239.2308983759. The cubic root of 52406464 is about 374.2211128276.

Adding to 52406464 its reverse (46460425), we get a palindrome (98866889).

The spelling of 52406464 in words is "fifty-two million, four hundred six thousand, four hundred sixty-four".