394288896 has 36 divisors (see below), whose sum is σ = 1049385512. Its totient is φ = 131429376.

The previous prime is 394288883. The next prime is 394288897. The reversal of 394288896 is 698882493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394288897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255931 + ... + 257466.

Almost surely, 2^394288896 is an apocalyptic number.

It is an amenable number.

394288896 is an abundant number, since it is smaller than the sum of its proper divisors (655096616).

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

394288896 is an equidigital number, since it uses as much as digits as its factorization.

394288896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513416 (or 513402 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 57.

The square root of 394288896 is about 19856.7090928986. The cubic root of 394288896 is about 733.2828292124.

The spelling of 394288896 in words is "three hundred ninety-four million, two hundred eighty-eight thousand, eight hundred ninety-six".