55214826 has 16 divisors (see below), whose sum is σ = 110504928. Its totient is φ = 18392400.

The previous prime is 55214777. The next prime is 55214833. The reversal of 55214826 is 62841255.

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, 12081 + ... + 16011.

It is an arithmetic number, because the mean of its divisors is an integer number (6906558).

Almost surely, 2^55214826 is an apocalyptic number.

55214826 is an abundant number, since it is smaller than the sum of its proper divisors (55290102).

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

55214826 is a wasteful number, since it uses less digits than its factorization.

55214826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6277.

The product of its digits is 19200, while the sum is 33.

The square root of 55214826 is about 7430.6679376756. The cubic root of 55214826 is about 380.7897380085.

The spelling of 55214826 in words is "fifty-five million, two hundred fourteen thousand, eight hundred twenty-six".