39424994 has 16 divisors (see below), whose sum is σ = 69766656. Its totient is φ = 16351200.

The previous prime is 39424969. The next prime is 39425003. The reversal of 39424994 is 49942493.

39424994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44987 + ... + 45854.

It is an arithmetic number, because the mean of its divisors is an integer number (4360416).

Almost surely, 2^39424994 is an apocalyptic number.

39424994 is a deficient number, since it is larger than the sum of its proper divisors (30341662).

39424994 is a wasteful number, since it uses less digits than its factorization.

39424994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90881.

The product of its digits is 279936, while the sum is 44.

The square root of 39424994 is about 6278.9325525920. The cubic root of 39424994 is about 340.3485295713.

The spelling of 39424994 in words is "thirty-nine million, four hundred twenty-four thousand, nine hundred ninety-four".