55159248 has 20 divisors (see below), whose sum is σ = 142494848. Its totient is φ = 18386400.

The previous prime is 55159229. The next prime is 55159283. The reversal of 55159248 is 84295155.

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, 574528 + ... + 574623.

Almost surely, 2^55159248 is an apocalyptic number.

It is an amenable number.

55159248 is an abundant number, since it is smaller than the sum of its proper divisors (87335600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55159248 is a wasteful number, since it uses less digits than its factorization.

55159248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1149162 (or 1149156 counting only the distinct ones).

The product of its digits is 72000, while the sum is 39.

The square root of 55159248 is about 7426.9272246333. The cubic root of 55159248 is about 380.6619303254.

The spelling of 55159248 in words is "fifty-five million, one hundred fifty-nine thousand, two hundred forty-eight".