392797216 has 24 divisors (see below), whose sum is σ = 883794240. Its totient is φ = 168341568.

The previous prime is 392797213. The next prime is 392797231. The reversal of 392797216 is 612797293.

It is not an unprimeable number, because it can be changed into a prime (392797213) by changing a digit.

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, 876556 + ... + 877003.

It is an arithmetic number, because the mean of its divisors is an integer number (36824760).

Almost surely, 2^392797216 is an apocalyptic number.

It is an amenable number.

392797216 is an abundant number, since it is smaller than the sum of its proper divisors (490997024).

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

392797216 is a wasteful number, since it uses less digits than its factorization.

392797216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1753576 (or 1753568 counting only the distinct ones).

The product of its digits is 285768, while the sum is 46.

The square root of 392797216 is about 19819.1123918303. The cubic root of 392797216 is about 732.3569382069.

The spelling of 392797216 in words is "three hundred ninety-two million, seven hundred ninety-seven thousand, two hundred sixteen".