396432826 has 8 divisors (see below), whose sum is σ = 629628660. Its totient is φ = 186556608.

The previous prime is 396432811. The next prime is 396432847. The reversal of 396432826 is 628234693.

It can be written as a sum of positive squares in 2 ways, for example, as 392634225 + 3798601 = 19815^2 + 1949^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5829861 + ... + 5829928.

Almost surely, 2^396432826 is an apocalyptic number.

396432826 is a deficient number, since it is larger than the sum of its proper divisors (233195834).

396432826 is a wasteful number, since it uses less digits than its factorization.

396432826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11659808.

The product of its digits is 373248, while the sum is 43.

The square root of 396432826 is about 19910.6209345666. The cubic root of 396432826 is about 734.6094928386.

The spelling of 396432826 in words is "three hundred ninety-six million, four hundred thirty-two thousand, eight hundred twenty-six".