379639946 has 16 divisors (see below), whose sum is σ = 664094400. Its totient is φ = 162702540.

The previous prime is 379639927. The next prime is 379639961. The reversal of 379639946 is 649936973.

It is a junction number, because it is equal to n+sod(n) for n = 379639891 and 379639900.

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, 276020 + ... + 277391.

It is an arithmetic number, because the mean of its divisors is an integer number (41505900).

Almost surely, 2^379639946 is an apocalyptic number.

379639946 is a deficient number, since it is larger than the sum of its proper divisors (284454454).

379639946 is an equidigital number, since it uses as much as digits as its factorization.

379639946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553434 (or 553420 counting only the distinct ones).

The product of its digits is 6613488, while the sum is 56.

The square root of 379639946 is about 19484.3513107314. The cubic root of 379639946 is about 724.0868064877.

The spelling of 379639946 in words is "three hundred seventy-nine million, six hundred thirty-nine thousand, nine hundred forty-six".