53323760 has 120 divisors (see below), whose sum is σ = 147240576. Its totient is φ = 17902080.

The previous prime is 53323723. The next prime is 53323783. The reversal of 53323760 is 6732335.

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, 239009 + ... + 239231.

Almost surely, 2^53323760 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 53323760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73620288).

53323760 is an abundant number, since it is smaller than the sum of its proper divisors (93916816).

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

53323760 is a wasteful number, since it uses less digits than its factorization.

53323760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311 (or 298 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 29.

The square root of 53323760 is about 7302.3119626595. The cubic root of 53323760 is about 376.3918880757.

The spelling of 53323760 in words is "fifty-three million, three hundred twenty-three thousand, seven hundred sixty".