39564345 has 16 divisors (see below), whose sum is σ = 63392832. Its totient is φ = 21071040.

The previous prime is 39564337. The next prime is 39564353. The reversal of 39564345 is 54346593.

It is an interprime number because it is at equal distance from previous prime (39564337) and next prime (39564353).

It is not a de Polignac number, because 39564345 - 2³ = 39564337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12714 + ... + 15516.

It is an arithmetic number, because the mean of its divisors is an integer number (3962052).

Almost surely, 2^39564345 is an apocalyptic number.

It is an amenable number.

39564345 is a deficient number, since it is larger than the sum of its proper divisors (23828487).

39564345 is a wasteful number, since it uses less digits than its factorization.

39564345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3752.

The product of its digits is 194400, while the sum is 39.

The square root of 39564345 is about 6290.0194753276. The cubic root of 39564345 is about 340.7490550019.

The spelling of 39564345 in words is "thirty-nine million, five hundred sixty-four thousand, three hundred forty-five".