52501152 has 96 divisors (see below), whose sum is σ = 152409600. Its totient is φ = 15691520.

The previous prime is 52501129. The next prime is 52501181. The reversal of 52501152 is 25110525.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×52501152² = 5512741922654208, which contains 22 as substring.

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, 87349 + ... + 87947.

It is an arithmetic number, because the mean of its divisors is an integer number (1587600).

Almost surely, 2^52501152 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 52501152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76204800).

52501152 is an abundant number, since it is smaller than the sum of its proper divisors (99908448).

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

52501152 is a wasteful number, since it uses less digits than its factorization.

52501152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706 (or 698 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 52501152 is about 7245.7678682111. The cubic root of 52501152 is about 374.4463581285.

Adding to 52501152 its reverse (25110525), we get a palindrome (77611677).

The spelling of 52501152 in words is "fifty-two million, five hundred one thousand, one hundred fifty-two".