396965000 has 40 divisors (see below), whose sum is σ = 930100710. Its totient is φ = 158784000.

The previous prime is 396964973. The next prime is 396965053. The reversal of 396965000 is 569693.

It can be written as a sum of positive squares in 5 ways, for example, as 13823524 + 383141476 = 3718^2 + 19574^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×396965000² = 315162422450000000, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 34697 + ... + 44696.

Almost surely, 2^396965000 is an apocalyptic number.

It is an amenable number.

396965000 is an abundant number, since it is smaller than the sum of its proper divisors (533135710).

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

396965000 is an equidigital number, since it uses as much as digits as its factorization.

396965000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79419 (or 79400 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 38.

The square root of 396965000 is about 19923.9805259893. The cubic root of 396965000 is about 734.9380607098.

The spelling of 396965000 in words is "three hundred ninety-six million, nine hundred sixty-five thousand".