55124574 has 16 divisors (see below), whose sum is σ = 116734608. Its totient is φ = 17293952.

The previous prime is 55124569. The next prime is 55124599. The reversal of 55124574 is 47542155.

It is a congruent number.

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, 270117 + ... + 270320.

It is an arithmetic number, because the mean of its divisors is an integer number (7295913).

Almost surely, 2^55124574 is an apocalyptic number.

55124574 is an abundant number, since it is smaller than the sum of its proper divisors (61610034).

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

55124574 is a wasteful number, since it uses less digits than its factorization.

55124574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540459.

The product of its digits is 28000, while the sum is 33.

The square root of 55124574 is about 7424.5925140711. The cubic root of 55124574 is about 380.5821501802.

The spelling of 55124574 in words is "fifty-five million, one hundred twenty-four thousand, five hundred seventy-four".