55053286 has 4 divisors (see below), whose sum is σ = 82579932. Its totient is φ = 27526642.

The previous prime is 55053277. The next prime is 55053307. The reversal of 55053286 is 68235055.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13763320 + ... + 13763323.

It is an arithmetic number, because the mean of its divisors is an integer number (20644983).

Almost surely, 2^55053286 is an apocalyptic number.

55053286 is a deficient number, since it is larger than the sum of its proper divisors (27526646).

55053286 is a wasteful number, since it uses less digits than its factorization.

55053286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27526645.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 55053286 is about 7419.7901587579. The cubic root of 55053286 is about 380.4180210562.

The spelling of 55053286 in words is "fifty-five million, fifty-three thousand, two hundred eighty-six".