396826842 has 8 divisors (see below), whose sum is σ = 793653696. Its totient is φ = 132275612.

The previous prime is 396826819. The next prime is 396826873. The reversal of 396826842 is 248628693.

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

396826842 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 396826791 and 396826800.

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, 33068898 + ... + 33068909.

It is an arithmetic number, because the mean of its divisors is an integer number (99206712).

Almost surely, 2^396826842 is an apocalyptic number.

396826842 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

396826842 is a wasteful number, since it uses less digits than its factorization.

396826842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66137812.

The product of its digits is 995328, while the sum is 48.

The square root of 396826842 is about 19920.5130958015. The cubic root of 396826842 is about 734.8527892505.

The spelling of 396826842 in words is "three hundred ninety-six million, eight hundred twenty-six thousand, eight hundred forty-two".