39501225 has 27 divisors (see below), whose sum is σ = 70920343. Its totient is φ = 21017040.

The previous prime is 39501211. The next prime is 39501299. The reversal of 39501225 is 52210593.

The square root of 39501225 is 6285.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 14220441 + 25280784 = 3771^2 + 5028^2 .

It is not a de Polignac number, because 39501225 - 2⁵ = 39501193 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 94066 + ... + 94484.

Almost surely, 2^39501225 is an apocalyptic number.

39501225 is the 6285-th square number.

39501225 is the 3143-rd centered octagonal number.

It is an amenable number.

39501225 is a deficient number, since it is larger than the sum of its proper divisors (31419118).

39501225 is an equidigital number, since it uses as much as digits as its factorization.

39501225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854 (or 427 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The cubic root of 39501225 is about 340.5677509488.

It can be divided in two parts, 39 and 501225, that added together give a square (501264 = 708²).

The spelling of 39501225 in words is "thirty-nine million, five hundred one thousand, two hundred twenty-five".