55588394 has 8 divisors (see below), whose sum is σ = 86072448. Its totient is φ = 26897580.

The previous prime is 55588387. The next prime is 55588483. The reversal of 55588394 is 49388555.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 448232 + ... + 448355.

It is an arithmetic number, because the mean of its divisors is an integer number (10759056).

Almost surely, 2^55588394 is an apocalyptic number.

55588394 is a deficient number, since it is larger than the sum of its proper divisors (30484054).

55588394 is a wasteful number, since it uses less digits than its factorization.

55588394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896620.

The product of its digits is 864000, while the sum is 47.

The square root of 55588394 is about 7455.7624693924. The cubic root of 55588394 is about 381.6465806464.

The spelling of 55588394 in words is "fifty-five million, five hundred eighty-eight thousand, three hundred ninety-four".