52561464 has 32 divisors (see below), whose sum is σ = 131842320. Its totient is φ = 17462016.

The previous prime is 52561451. The next prime is 52561471. The reversal of 52561464 is 46416525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4014 + ... + 11010.

Almost surely, 2^52561464 is an apocalyptic number.

It is an amenable number.

52561464 is an abundant number, since it is smaller than the sum of its proper divisors (79280856).

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

52561464 is a wasteful number, since it uses less digits than its factorization.

52561464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7319 (or 7315 counting only the distinct ones).

The product of its digits is 28800, while the sum is 33.

The square root of 52561464 is about 7249.9285513721. The cubic root of 52561464 is about 374.5896881037.

Adding to 52561464 its reverse (46416525), we get a palindrome (98977989).

The spelling of 52561464 in words is "fifty-two million, five hundred sixty-one thousand, four hundred sixty-four".