396822888 has 288 divisors, whose sum is σ = 1405884480. Its totient is φ = 102643200.

The previous prime is 396822859. The next prime is 396822911. The reversal of 396822888 is 888228693.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1646448 + ... + 1646688.

Almost surely, 2^396822888 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 396822888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (702942240).

396822888 is an abundant number, since it is smaller than the sum of its proper divisors (1009061592).

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

396822888 is a wasteful number, since it uses less digits than its factorization.

396822888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291 (or 264 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 54.

The square root of 396822888 is about 19920.4138511227. The cubic root of 396822888 is about 734.8503485407.

The spelling of 396822888 in words is "three hundred ninety-six million, eight hundred twenty-two thousand, eight hundred eighty-eight".