392879616 has 160 divisors (see below), whose sum is σ = 1114595328. Its totient is φ = 122757120.

The previous prime is 392879603. The next prime is 392879621. The reversal of 392879616 is 616978293.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1761681 + ... + 1761903.

Almost surely, 2^392879616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 392879616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (557297664).

392879616 is an abundant number, since it is smaller than the sum of its proper divisors (721715712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

392879616 is a wasteful number, since it uses less digits than its factorization.

392879616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312 (or 296 counting only the distinct ones).

The product of its digits is 979776, while the sum is 51.

The square root of 392879616 is about 19821.1910842916. The cubic root of 392879616 is about 732.4081452844.

The spelling of 392879616 in words is "three hundred ninety-two million, eight hundred seventy-nine thousand, six hundred sixteen".