52231325 has 6 divisors (see below), whose sum is σ = 64766874. Its totient is φ = 41785040.

The previous prime is 52231303. The next prime is 52231357. The reversal of 52231325 is 52313225.

It can be written as a sum of positive squares in 3 ways, for example, as 1792921 + 50438404 = 1339^2 + 7102^2 .

It is not a de Polignac number, because 52231325 - 2⁶ = 52231261 is a prime.

It is a super-2 number, since 2×52231325² = 5456222622511250, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 52231325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1044602 + ... + 1044651.

It is an arithmetic number, because the mean of its divisors is an integer number (10794479).

Almost surely, 2^52231325 is an apocalyptic number.

It is an amenable number.

52231325 is a deficient number, since it is larger than the sum of its proper divisors (12535549).

52231325 is a wasteful number, since it uses less digits than its factorization.

52231325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2089263 (or 2089258 counting only the distinct ones).

The product of its digits is 1800, while the sum is 23.

The square root of 52231325 is about 7227.1242551931. The cubic root of 52231325 is about 373.8037733542.

The spelling of 52231325 in words is "fifty-two million, two hundred thirty-one thousand, three hundred twenty-five".