72352325 has 12 divisors (see below), whose sum is σ = 90109188. Its totient is φ = 57628800.

The previous prime is 72352253. The next prime is 72352339. The reversal of 72352325 is 52325327.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 289 + 72352036 = 17^2 + 8506^2 .

It is not a de Polignac number, because 72352325 - 2¹² = 72348229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 386 + ... + 12035.

It is an arithmetic number, because the mean of its divisors is an integer number (7509099).

Almost surely, 2^72352325 is an apocalyptic number.

It is an amenable number.

72352325 is a deficient number, since it is larger than the sum of its proper divisors (17756863).

72352325 is a wasteful number, since it uses less digits than its factorization.

72352325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12664 (or 12659 counting only the distinct ones).

The product of its digits is 12600, while the sum is 29.

The square root of 72352325 is about 8506.0169879915. The cubic root of 72352325 is about 416.6942399531.

The spelling of 72352325 in words is "seventy-two million, three hundred fifty-two thousand, three hundred twenty-five".