53268664 has 32 divisors (see below), whose sum is σ = 103564800. Its totient is φ = 25659360.

The previous prime is 53268659. The next prime is 53268671. The reversal of 53268664 is 46686235.

It is a happy number.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

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, 85747 + ... + 86365.

It is an arithmetic number, because the mean of its divisors is an integer number (3236400).

Almost surely, 2^53268664 is an apocalyptic number.

It is an amenable number.

53268664 is a deficient number, since it is larger than the sum of its proper divisors (50296136).

53268664 is a wasteful number, since it uses less digits than its factorization.

53268664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003 (or 999 counting only the distinct ones).

The product of its digits is 207360, while the sum is 40.

The square root of 53268664 is about 7298.5384838336. The cubic root of 53268664 is about 376.2622095868.

It can be divided in two parts, 532 and 68664, that added together give a palindrome (69196).

The spelling of 53268664 in words is "fifty-three million, two hundred sixty-eight thousand, six hundred sixty-four".