319956842 has 8 divisors (see below), whose sum is σ = 480018432. Its totient is φ = 159950700.

The previous prime is 319956821. The next prime is 319956853. The reversal of 319956842 is 248659913.

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

It is a super-2 number, since 2×319956842² = 204744761485225928, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 6617 + ... + 26147.

It is an arithmetic number, because the mean of its divisors is an integer number (60002304).

Almost surely, 2^319956842 is an apocalyptic number.

319956842 is a deficient number, since it is larger than the sum of its proper divisors (160061590).

319956842 is a wasteful number, since it uses less digits than its factorization.

319956842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27724.

The product of its digits is 466560, while the sum is 47.

The square root of 319956842 is about 17887.3374765503. The cubic root of 319956842 is about 683.9596276457.

The spelling of 319956842 in words is "three hundred nineteen million, nine hundred fifty-six thousand, eight hundred forty-two".