39385994 has 8 divisors (see below), whose sum is σ = 60520068. Its totient is φ = 19212640.

The previous prime is 39385987. The next prime is 39386023. The reversal of 39385994 is 49958393.

It can be written as a sum of positive squares in 2 ways, for example, as 36784225 + 2601769 = 6065^2 + 1613^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240077 + ... + 240240.

Almost surely, 2^39385994 is an apocalyptic number.

39385994 is a deficient number, since it is larger than the sum of its proper divisors (21134074).

39385994 is a wasteful number, since it uses less digits than its factorization.

39385994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480360.

The product of its digits is 1049760, while the sum is 50.

The square root of 39385994 is about 6275.8261607537. The cubic root of 39385994 is about 340.2362659999.

The spelling of 39385994 in words is "thirty-nine million, three hundred eighty-five thousand, nine hundred ninety-four".