55856974 has 8 divisors (see below), whose sum is σ = 83836368. Its totient is φ = 27911520.

The previous prime is 55856891. The next prime is 55857001. The reversal of 55856974 is 47965855.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3867 + ... + 11254.

It is an arithmetic number, because the mean of its divisors is an integer number (10479546).

Almost surely, 2^55856974 is an apocalyptic number.

55856974 is a deficient number, since it is larger than the sum of its proper divisors (27979394).

55856974 is a wasteful number, since it uses less digits than its factorization.

55856974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16970.

The product of its digits is 1512000, while the sum is 49.

The square root of 55856974 is about 7473.7523373470. The cubic root of 55856974 is about 382.2602458955.

The spelling of 55856974 in words is "fifty-five million, eight hundred fifty-six thousand, nine hundred seventy-four".