39323985 has 16 divisors (see below), whose sum is σ = 63001536. Its totient is φ = 20945088.

The previous prime is 39323981. The next prime is 39323987. The reversal of 39323985 is 58932393.

It is not a de Polignac number, because 39323985 - 2² = 39323981 is a prime.

It is not an unprimeable number, because it can be changed into a prime (39323981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15582 + ... + 17928.

It is an arithmetic number, because the mean of its divisors is an integer number (3937596).

Almost surely, 2^39323985 is an apocalyptic number.

It is an amenable number.

39323985 is a deficient number, since it is larger than the sum of its proper divisors (23677551).

39323985 is a wasteful number, since it uses less digits than its factorization.

39323985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3472.

The product of its digits is 174960, while the sum is 42.

The square root of 39323985 is about 6270.8839089876. The cubic root of 39323985 is about 340.0576171098.

The spelling of 39323985 in words is "thirty-nine million, three hundred twenty-three thousand, nine hundred eighty-five".