52373728 has 96 divisors (see below), whose sum is σ = 121927680. Its totient is φ = 21888000.

The previous prime is 52373707. The next prime is 52373729. The reversal of 52373728 is 82737325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52373729) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 274113 + ... + 274303.

It is an arithmetic number, because the mean of its divisors is an integer number (1270080).

Almost surely, 2^52373728 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 52373728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60963840).

52373728 is an abundant number, since it is smaller than the sum of its proper divisors (69553952).

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

52373728 is a wasteful number, since it uses less digits than its factorization.

52373728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272 (or 264 counting only the distinct ones).

The product of its digits is 70560, while the sum is 37.

The square root of 52373728 is about 7236.9695315097. The cubic root of 52373728 is about 374.1431768054.

The spelling of 52373728 in words is "fifty-two million, three hundred seventy-three thousand, seven hundred twenty-eight".