55547248 has 20 divisors (see below), whose sum is σ = 107741368. Its totient is φ = 27743040.

The previous prime is 55547207. The next prime is 55547263. The reversal of 55547248 is 84274555.

It is a self number, because there is not a number n which added to its sum of digits gives 55547248.

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, 22558 + ... + 24898.

Almost surely, 2^55547248 is an apocalyptic number.

It is an amenable number.

55547248 is a deficient number, since it is larger than the sum of its proper divisors (52194120).

55547248 is a wasteful number, since it uses less digits than its factorization.

55547248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3832 (or 3826 counting only the distinct ones).

The product of its digits is 224000, while the sum is 40.

The square root of 55547248 is about 7453.0026163956. The cubic root of 55547248 is about 381.5523936820.

The spelling of 55547248 in words is "fifty-five million, five hundred forty-seven thousand, two hundred forty-eight".