39893042 has 16 divisors (see below), whose sum is σ = 68565120. Its totient is φ = 17052768.

The previous prime is 39893039. The next prime is 39893053. The reversal of 39893042 is 24039893.

It is a junction number, because it is equal to n+sod(n) for n = 39892987 and 39893005.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2243 + ... + 9209.

It is an arithmetic number, because the mean of its divisors is an integer number (4285320).

Almost surely, 2^39893042 is an apocalyptic number.

39893042 is a deficient number, since it is larger than the sum of its proper divisors (28672078).

39893042 is a wasteful number, since it uses less digits than its factorization.

39893042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7385.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 39893042 is about 6316.0938878392. The cubic root of 39893042 is about 341.6900912223.

The spelling of 39893042 in words is "thirty-nine million, eight hundred ninety-three thousand, forty-two".