609931942 has 8 divisors (see below), whose sum is σ = 915046776. Its totient is φ = 304916352.

The previous prime is 609931937. The next prime is 609931957. The reversal of 609931942 is 249139906.

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

It is a congruent 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, 6843 + ... + 35590.

It is an arithmetic number, because the mean of its divisors is an integer number (114380847).

Almost surely, 2^609931942 is an apocalyptic number.

609931942 is a deficient number, since it is larger than the sum of its proper divisors (305114834).

609931942 is a wasteful number, since it uses less digits than its factorization.

609931942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49622.

The product of its (nonzero) digits is 104976, while the sum is 43.

The square root of 609931942 is about 24696.8002380875. The cubic root of 609931942 is about 848.0610669726.

The spelling of 609931942 in words is "six hundred nine million, nine hundred thirty-one thousand, nine hundred forty-two".