396236512 has 96 divisors (see below), whose sum is σ = 930121920. Its totient is φ = 162570240.

The previous prime is 396236497. The next prime is 396236531. The reversal of 396236512 is 215632693.

It is a super-2 number, since 2×396236512² = 314006746883852288, which contains 22 as substring.

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, 1175608 + ... + 1175944.

It is an arithmetic number, because the mean of its divisors is an integer number (9688770).

Almost surely, 2^396236512 is an apocalyptic number.

396236512 is a gapful number since it is divisible by the number (32) 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 396236512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (465060960).

396236512 is an abundant number, since it is smaller than the sum of its proper divisors (533885408).

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

396236512 is a wasteful number, since it uses less digits than its factorization.

396236512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564 (or 556 counting only the distinct ones).

The product of its digits is 58320, while the sum is 37.

The square root of 396236512 is about 19905.6904426850. The cubic root of 396236512 is about 734.4882129899.

The spelling of 396236512 in words is "three hundred ninety-six million, two hundred thirty-six thousand, five hundred twelve".