55251248 has 40 divisors (see below), whose sum is σ = 115732176. Its totient is φ = 25401600.

The previous prime is 55251227. The next prime is 55251253. The reversal of 55251248 is 84215255.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101858 + ... + 102398.

Almost surely, 2^55251248 is an apocalyptic number.

It is an amenable number.

55251248 is an abundant number, since it is smaller than the sum of its proper divisors (60480928).

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

55251248 is a wasteful number, since it uses less digits than its factorization.

55251248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053 (or 1047 counting only the distinct ones).

The product of its digits is 16000, while the sum is 32.

The square root of 55251248 is about 7433.1183227499. The cubic root of 55251248 is about 380.8734478645.

The spelling of 55251248 in words is "fifty-five million, two hundred fifty-one thousand, two hundred forty-eight".