55317294 has 24 divisors (see below), whose sum is σ = 123094920. Its totient is φ = 17940528.

The previous prime is 55317289. The next prime is 55317313. The reversal of 55317294 is 49271355.

55317294 is a `hidden beast` number, since 55 + 317 + 294 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40864 + ... + 42195.

It is an arithmetic number, because the mean of its divisors is an integer number (5128955).

Almost surely, 2^55317294 is an apocalyptic number.

55317294 is an abundant number, since it is smaller than the sum of its proper divisors (67777626).

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

55317294 is a wasteful number, since it uses less digits than its factorization.

55317294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83104 (or 83101 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 55317294 is about 7437.5596804328. The cubic root of 55317294 is about 381.0251497235.

It can be divided in two parts, 55317 and 294, that added together give a triangular number (55611 = T₃₃₃).

The spelling of 55317294 in words is "fifty-five million, three hundred seventeen thousand, two hundred ninety-four".