55190588 has 12 divisors (see below), whose sum is σ = 96934152. Its totient is φ = 27495120.

The previous prime is 55190581. The next prime is 55190617. The reversal of 55190588 is 88509155.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55190581) by changing a digit.

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, 23798 + ... + 26013.

It is an arithmetic number, because the mean of its divisors is an integer number (8077846).

Almost surely, 2^55190588 is an apocalyptic number.

It is an amenable number.

55190588 is a deficient number, since it is larger than the sum of its proper divisors (41743564).

55190588 is a wasteful number, since it uses less digits than its factorization.

55190588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50092 (or 50090 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 41.

The square root of 55190588 is about 7429.0368150925. The cubic root of 55190588 is about 380.7340106300.

The spelling of 55190588 in words is "fifty-five million, one hundred ninety thousand, five hundred eighty-eight".