53369864 has 16 divisors (see below), whose sum is σ = 102509820. Its totient is φ = 26033920.

The previous prime is 53369839. The next prime is 53369881. The reversal of 53369864 is 46896335.

It can be written as a sum of positive squares in 2 ways, for example, as 45292900 + 8076964 = 6730^2 + 2842^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81029 + ... + 81684.

Almost surely, 2^53369864 is an apocalyptic number.

It is an amenable number.

53369864 is a deficient number, since it is larger than the sum of its proper divisors (49139956).

53369864 is a wasteful number, since it uses less digits than its factorization.

53369864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162760 (or 162756 counting only the distinct ones).

The product of its digits is 466560, while the sum is 44.

The square root of 53369864 is about 7305.4680890412. The cubic root of 53369864 is about 376.5003336217.

The spelling of 53369864 in words is "fifty-three million, three hundred sixty-nine thousand, eight hundred sixty-four".