39312994 has 24 divisors (see below), whose sum is σ = 68824080. Its totient is φ = 16792776.

The previous prime is 39312983. The next prime is 39312997. The reversal of 39312994 is 49921393.

It is a super-2 number, since 2×39312994² = 3091022994488072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (39312997) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45337 + ... + 46195.

It is an arithmetic number, because the mean of its divisors is an integer number (2867670).

Almost surely, 2^39312994 is an apocalyptic number.

39312994 is a deficient number, since it is larger than the sum of its proper divisors (29511086).

39312994 is a wasteful number, since it uses less digits than its factorization.

39312994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1342 (or 1335 counting only the distinct ones).

The product of its digits is 52488, while the sum is 40.

The square root of 39312994 is about 6270.0074960083. The cubic root of 39312994 is about 340.0259322781.

The spelling of 39312994 in words is "thirty-nine million, three hundred twelve thousand, nine hundred ninety-four".