55825918 has 8 divisors (see below), whose sum is σ = 85158360. Its totient is φ = 27439800.

The previous prime is 55825901. The next prime is 55825937. The reversal of 55825918 is 81952855.

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, 236433 + ... + 236668.

It is an arithmetic number, because the mean of its divisors is an integer number (10644795).

Almost surely, 2^55825918 is an apocalyptic number.

55825918 is a deficient number, since it is larger than the sum of its proper divisors (29332442).

55825918 is a wasteful number, since it uses less digits than its factorization.

55825918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473162.

The product of its digits is 144000, while the sum is 43.

The square root of 55825918 is about 7471.6743772731. The cubic root of 55825918 is about 382.1893882856.

The spelling of 55825918 in words is "fifty-five million, eight hundred twenty-five thousand, nine hundred eighteen".