939536642 has 8 divisors (see below), whose sum is σ = 1537423632. Its totient is φ = 427062100.

The previous prime is 939536639. The next prime is 939536743. The reversal of 939536642 is 246635939.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21353084 + ... + 21353127.

It is an arithmetic number, because the mean of its divisors is an integer number (192177954).

Almost surely, 2^939536642 is an apocalyptic number.

939536642 is a deficient number, since it is larger than the sum of its proper divisors (597886990).

939536642 is a wasteful number, since it uses less digits than its factorization.

939536642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42706224.

The product of its digits is 1049760, while the sum is 47.

The square root of 939536642 is about 30651.8619662819. The cubic root of 939536642 is about 979.4251251477.

The spelling of 939536642 in words is "nine hundred thirty-nine million, five hundred thirty-six thousand, six hundred forty-two".