53324664 has 16 divisors (see below), whose sum is σ = 133311720. Its totient is φ = 17774880.

The previous prime is 53324657. The next prime is 53324669. The reversal of 53324664 is 46642335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53324669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1110907 + ... + 1110954.

Almost surely, 2^53324664 is an apocalyptic number.

It is an amenable number.

53324664 is an abundant number, since it is smaller than the sum of its proper divisors (79987056).

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

53324664 is a wasteful number, since it uses less digits than its factorization.

53324664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2221870 (or 2221866 counting only the distinct ones).

The product of its digits is 51840, while the sum is 33.

The square root of 53324664 is about 7302.3738606018. The cubic root of 53324664 is about 376.3940150597.

Adding to 53324664 its reverse (46642335), we get a palindrome (99966999).

The spelling of 53324664 in words is "fifty-three million, three hundred twenty-four thousand, six hundred sixty-four".