52702720 has 160 divisors (see below), whose sum is σ = 153793728. Its totient is φ = 16908288.

The previous prime is 52702691. The next prime is 52702757. The reversal of 52702720 is 2720725.

It is a tau number, because it is divible by the number of its divisors (160).

It is a congruent number.

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, 304554 + ... + 304726.

Almost surely, 2^52702720 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 52702720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76896864).

52702720 is an abundant number, since it is smaller than the sum of its proper divisors (101091008).

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

52702720 is a wasteful number, since it uses less digits than its factorization.

52702720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220 (or 204 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 25.

The square root of 52702720 is about 7259.6639040661. The cubic root of 52702720 is about 374.9249509073.

The spelling of 52702720 in words is "fifty-two million, seven hundred two thousand, seven hundred twenty".