55292588 has 12 divisors (see below), whose sum is σ = 104205360. Its totient is φ = 25519632.

The previous prime is 55292569. The next prime is 55292639. The reversal of 55292588 is 88529255.

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, 531608 + ... + 531711.

It is an arithmetic number, because the mean of its divisors is an integer number (8683780).

Almost surely, 2^55292588 is an apocalyptic number.

It is an amenable number.

55292588 is a deficient number, since it is larger than the sum of its proper divisors (48912772).

55292588 is a wasteful number, since it uses less digits than its factorization.

55292588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063336 (or 1063334 counting only the distinct ones).

The product of its digits is 288000, while the sum is 44.

The square root of 55292588 is about 7435.8986007072. The cubic root of 55292588 is about 380.9684163558.

The spelling of 55292588 in words is "fifty-five million, two hundred ninety-two thousand, five hundred eighty-eight".