396955248 has 80 divisors (see below), whose sum is σ = 1095168000. Its totient is φ = 123621120.

The previous prime is 396955211. The next prime is 396955267. The reversal of 396955248 is 842559693.

It is a self number, because there is not a number n which added to its sum of digits gives 396955248.

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, 38553 + ... + 47751.

It is an arithmetic number, because the mean of its divisors is an integer number (13689600).

Almost surely, 2^396955248 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 396955248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (547584000).

396955248 is an abundant number, since it is smaller than the sum of its proper divisors (698212752).

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

396955248 is a wasteful number, since it uses less digits than its factorization.

396955248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9270 (or 9264 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 51.

The square root of 396955248 is about 19923.7357942731. The cubic root of 396955248 is about 734.9320424003.

The spelling of 396955248 in words is "three hundred ninety-six million, nine hundred fifty-five thousand, two hundred forty-eight".