319417942 has 4 divisors (see below), whose sum is σ = 479126916. Its totient is φ = 159708970.

The previous prime is 319417939. The next prime is 319417961. The reversal of 319417942 is 249714913.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 319417895 and 319417904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79854484 + ... + 79854487.

It is an arithmetic number, because the mean of its divisors is an integer number (119781729).

Almost surely, 2^319417942 is an apocalyptic number.

319417942 is a deficient number, since it is larger than the sum of its proper divisors (159708974).

319417942 is a wasteful number, since it uses less digits than its factorization.

319417942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159708973.

The product of its digits is 54432, while the sum is 40.

The square root of 319417942 is about 17872.2673995215. The cubic root of 319417942 is about 683.5754164815.

The spelling of 319417942 in words is "three hundred nineteen million, four hundred seventeen thousand, nine hundred forty-two".