55513704 has 64 divisors (see below), whose sum is σ = 148487040. Its totient is φ = 17233920.

The previous prime is 55513699. The next prime is 55513723. The reversal of 55513704 is 40731555.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41364 + ... + 42684.

It is an arithmetic number, because the mean of its divisors is an integer number (2320110).

Almost surely, 2^55513704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55513704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74243520).

55513704 is an abundant number, since it is smaller than the sum of its proper divisors (92973336).

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

55513704 is a wasteful number, since it uses less digits than its factorization.

55513704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450 (or 1446 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 30.

The square root of 55513704 is about 7450.7519083647. The cubic root of 55513704 is about 381.4755739706.

The spelling of 55513704 in words is "fifty-five million, five hundred thirteen thousand, seven hundred four".