52364730 has 64 divisors (see below), whose sum is σ = 138475008. Its totient is φ = 12567360.

The previous prime is 52364717. The next prime is 52364737. The reversal of 52364730 is 3746325.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52364737) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34569 + ... + 36051.

It is an arithmetic number, because the mean of its divisors is an integer number (2163672).

Almost surely, 2^52364730 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52364730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69237504).

52364730 is an abundant number, since it is smaller than the sum of its proper divisors (86110278).

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

52364730 is a wasteful number, since it uses less digits than its factorization.

52364730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1611.

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 52364730 is about 7236.3478357525. The cubic root of 52364730 is about 374.1217491849.

The spelling of 52364730 in words is "fifty-two million, three hundred sixty-four thousand, seven hundred thirty".