55845524 has 12 divisors (see below), whose sum is σ = 111691104. Its totient is φ = 23933784.

The previous prime is 55845499. The next prime is 55845529. The reversal of 55845524 is 42554855.

55845524 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55845529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 997214 + ... + 997269.

It is an arithmetic number, because the mean of its divisors is an integer number (9307592).

Almost surely, 2^55845524 is an apocalyptic number.

It is an amenable number.

55845524 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

55845524 is a wasteful number, since it uses less digits than its factorization.

55845524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1994494 (or 1994492 counting only the distinct ones).

The product of its digits is 160000, while the sum is 38.

The square root of 55845524 is about 7472.9862839430. The cubic root of 55845524 is about 382.2341245442.

The spelling of 55845524 in words is "fifty-five million, eight hundred forty-five thousand, five hundred twenty-four".