55893555 has 24 divisors (see below), whose sum is σ = 97056960. Its totient is φ = 29756160.

The previous prime is 55893547. The next prime is 55893571. The reversal of 55893555 is 55539855.

55893555 is a `hidden beast` number, since 5 + 5 + 8 + 93 + 555 = 666.

It is not a de Polignac number, because 55893555 - 2³ = 55893547 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 55893555.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44790 + ... + 46020.

It is an arithmetic number, because the mean of its divisors is an integer number (4044040).

Almost surely, 2^55893555 is an apocalyptic number.

55893555 is a deficient number, since it is larger than the sum of its proper divisors (41163405).

55893555 is a wasteful number, since it uses less digits than its factorization.

55893555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251 (or 2248 counting only the distinct ones).

The product of its digits is 675000, while the sum is 45.

The square root of 55893555 is about 7476.1992349054. The cubic root of 55893555 is about 382.3436757077.

The spelling of 55893555 in words is "fifty-five million, eight hundred ninety-three thousand, five hundred fifty-five".