53855874 has 32 divisors (see below), whose sum is σ = 120637440. Its totient is φ = 17808336.

The previous prime is 53855833. The next prime is 53855887. The reversal of 53855874 is 47855835.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2932 + ... + 10784.

It is an arithmetic number, because the mean of its divisors is an integer number (3769920).

Almost surely, 2^53855874 is an apocalyptic number.

53855874 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

53855874 is an abundant number, since it is smaller than the sum of its proper divisors (66781566).

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

53855874 is a wasteful number, since it uses less digits than its factorization.

53855874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7991 (or 7985 counting only the distinct ones).

The product of its digits is 672000, while the sum is 45.

The square root of 53855874 is about 7338.6561440089. The cubic root of 53855874 is about 377.6397424250.

The spelling of 53855874 in words is "fifty-three million, eight hundred fifty-five thousand, eight hundred seventy-four".