53405836 has 24 divisors (see below), whose sum is σ = 102424896. Its totient is φ = 24163920.

The previous prime is 53405813. The next prime is 53405843. The reversal of 53405836 is 63850435.

53405836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7315 + ... + 12661.

It is an arithmetic number, because the mean of its divisors is an integer number (4267704).

Almost surely, 2^53405836 is an apocalyptic number.

It is an amenable number.

53405836 is a deficient number, since it is larger than the sum of its proper divisors (49019060).

53405836 is a wasteful number, since it uses less digits than its factorization.

53405836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5589 (or 5587 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 53405836 is about 7307.9296657809. The cubic root of 53405836 is about 376.5849033726.

The spelling of 53405836 in words is "fifty-three million, four hundred five thousand, eight hundred thirty-six".