53879760 has 120 divisors (see below), whose sum is σ = 197424864. Its totient is φ = 13059840.

The previous prime is 53879759. The next prime is 53879779. The reversal of 53879760 is 6797835.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4519 + ... + 11321.

Almost surely, 2^53879760 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 53879760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98712432).

53879760 is an abundant number, since it is smaller than the sum of its proper divisors (143545104).

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

53879760 is a wasteful number, since it uses less digits than its factorization.

53879760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6833 (or 6824 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 53879760 is about 7340.2833732765. The cubic root of 53879760 is about 377.6955640652.

The spelling of 53879760 in words is "fifty-three million, eight hundred seventy-nine thousand, seven hundred sixty".