39225169 has 3 divisors (see below), whose sum is σ = 39231433. Its totient is φ = 39218906.

The previous prime is 39225091. The next prime is 39225191. The reversal of 39225169 is 96152293.

The square root of 39225169 is 6263.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 39225169 - 2⁹ = 39224657 is a prime.

It is a super-2 number, since 2×39225169² = 3077227766157122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39220169) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3132 + ... + 9394.

Almost surely, 2^39225169 is an apocalyptic number.

39225169 is the 6263-rd square number.

39225169 is the 3132-nd centered octagonal number.

It is an amenable number.

39225169 is a deficient number, since it is larger than the sum of its proper divisors (6264).

39225169 is an frugal number, since it uses more digits than its factorization.

39225169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12526 (or 6263 counting only the distinct ones).

The product of its digits is 29160, while the sum is 37.

The cubic root of 39225169 is about 339.7725381722.

The spelling of 39225169 in words is "thirty-nine million, two hundred twenty-five thousand, one hundred sixty-nine".