53415656 has 16 divisors (see below), whose sum is σ = 114462240. Its totient is φ = 22892400.

The previous prime is 53415647. The next prime is 53415689. The reversal of 53415656 is 65651435.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 476870 + ... + 476981.

It is an arithmetic number, because the mean of its divisors is an integer number (7153890).

Almost surely, 2^53415656 is an apocalyptic number.

53415656 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

53415656 is an abundant number, since it is smaller than the sum of its proper divisors (61046584).

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

53415656 is a wasteful number, since it uses less digits than its factorization.

53415656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953864 (or 953860 counting only the distinct ones).

The product of its digits is 54000, while the sum is 35.

The square root of 53415656 is about 7308.6015078126. The cubic root of 53415656 is about 376.6079834789.

The spelling of 53415656 in words is "fifty-three million, four hundred fifteen thousand, six hundred fifty-six".