53855274 has 16 divisors (see below), whose sum is σ = 117502560. Its totient is φ = 16319760.

The previous prime is 53855267. The next prime is 53855287. The reversal of 53855274 is 47255835.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 407929 + ... + 408060.

It is an arithmetic number, because the mean of its divisors is an integer number (7343910).

Almost surely, 2^53855274 is an apocalyptic number.

53855274 is an abundant number, since it is smaller than the sum of its proper divisors (63647286).

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

53855274 is a wasteful number, since it uses less digits than its factorization.

53855274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816005.

The product of its digits is 168000, while the sum is 39.

The square root of 53855274 is about 7338.6152644760. The cubic root of 53855274 is about 377.6383400111.

The spelling of 53855274 in words is "fifty-three million, eight hundred fifty-five thousand, two hundred seventy-four".