39225597 has 4 divisors (see below), whose sum is σ = 52300800. Its totient is φ = 26150396.

The previous prime is 39225581. The next prime is 39225617. The reversal of 39225597 is 79552293.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 39225597 - 2⁴ = 39225581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39225517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6537597 + ... + 6537602.

It is an arithmetic number, because the mean of its divisors is an integer number (13075200).

Almost surely, 2^39225597 is an apocalyptic number.

It is an amenable number.

39225597 is a deficient number, since it is larger than the sum of its proper divisors (13075203).

39225597 is a wasteful number, since it uses less digits than its factorization.

39225597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13075202.

The product of its digits is 170100, while the sum is 42.

The square root of 39225597 is about 6263.0341688354. The cubic root of 39225597 is about 339.7737739613.

The spelling of 39225597 in words is "thirty-nine million, two hundred twenty-five thousand, five hundred ninety-seven".