53258836 has 48 divisors (see below), whose sum is σ = 100279872. Its totient is φ = 24710400.

The previous prime is 53258833. The next prime is 53258851. The reversal of 53258836 is 63885235.

It is a happy number.

It is a super-2 number, since 2×53258836² = 5673007224149792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53258833) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 406491 + ... + 406621.

It is an arithmetic number, because the mean of its divisors is an integer number (2089164).

Almost surely, 2^53258836 is an apocalyptic number.

It is an amenable number.

53258836 is a deficient number, since it is larger than the sum of its proper divisors (47021036).

53258836 is a wasteful number, since it uses less digits than its factorization.

53258836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280 (or 278 counting only the distinct ones).

The product of its digits is 172800, while the sum is 40.

The square root of 53258836 is about 7297.8651672938. The cubic root of 53258836 is about 376.2390681989.

It can be divided in two parts, 5325 and 8836, that added together give a square (14161 = 119²).

The spelling of 53258836 in words is "fifty-three million, two hundred fifty-eight thousand, eight hundred thirty-six".