55315254 has 16 divisors (see below), whose sum is σ = 110822400. Its totient is φ = 18406440.

The previous prime is 55315237. The next prime is 55315279. The reversal of 55315254 is 45251355.

It is a happy number.

It is a congruent 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, 4102 + ... + 11289.

It is an arithmetic number, because the mean of its divisors is an integer number (6926400).

Almost surely, 2^55315254 is an apocalyptic number.

55315254 is an abundant number, since it is smaller than the sum of its proper divisors (55507146).

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

55315254 is a wasteful number, since it uses less digits than its factorization.

55315254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15995.

The product of its digits is 15000, while the sum is 30.

The square root of 55315254 is about 7437.4225374117. The cubic root of 55315254 is about 381.0204658305.

The spelling of 55315254 in words is "fifty-five million, three hundred fifteen thousand, two hundred fifty-four".