396792216 has 64 divisors (see below), whose sum is σ = 1106460000. Its totient is φ = 131753088.

The previous prime is 396792203. The next prime is 396792229. The reversal of 396792216 is 612297693.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (396792203) and next prime (396792229).

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, 54690 + ... + 61518.

Almost surely, 2^396792216 is an apocalyptic number.

396792216 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 396792216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (553230000).

396792216 is an abundant number, since it is smaller than the sum of its proper divisors (709667784).

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

396792216 is a wasteful number, since it uses less digits than its factorization.

396792216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7113 (or 7103 counting only the distinct ones).

The product of its digits is 244944, while the sum is 45.

The square root of 396792216 is about 19919.6439727220. The cubic root of 396792216 is about 734.8314148960.

The spelling of 396792216 in words is "three hundred ninety-six million, seven hundred ninety-two thousand, two hundred sixteen".