39683225 has 12 divisors (see below), whose sum is σ = 49340220. Its totient is φ = 31660800.

The previous prime is 39683183. The next prime is 39683243. The reversal of 39683225 is 52238693.

It can be written as a sum of positive squares in 6 ways, for example, as 1106704 + 38576521 = 1052^2 + 6211^2 .

It is not a de Polignac number, because 39683225 - 2⁸ = 39682969 is a prime.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8285 + ... + 12165.

It is an arithmetic number, because the mean of its divisors is an integer number (4111685).

Almost surely, 2^39683225 is an apocalyptic number.

It is an amenable number.

39683225 is a deficient number, since it is larger than the sum of its proper divisors (9656995).

39683225 is a wasteful number, since it uses less digits than its factorization.

39683225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4300 (or 4295 counting only the distinct ones).

The product of its digits is 77760, while the sum is 38.

The square root of 39683225 is about 6299.4622786393. The cubic root of 39683225 is about 341.0899995501.

The spelling of 39683225 in words is "thirty-nine million, six hundred eighty-three thousand, two hundred twenty-five".