390097456 has 20 divisors (see below), whose sum is σ = 863787472. Its totient is φ = 167184576.

The previous prime is 390097447. The next prime is 390097481. The reversal of 390097456 is 654790093.

It is an unprimeable number.

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, 1741395 + ... + 1741618.

Almost surely, 2^390097456 is an apocalyptic number.

It is an amenable number.

390097456 is an abundant number, since it is smaller than the sum of its proper divisors (473690016).

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

390097456 is a wasteful number, since it uses less digits than its factorization.

390097456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3483028 (or 3483022 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 43.

The square root of 390097456 is about 19750.8849421994. The cubic root of 390097456 is about 730.6752093915.

The spelling of 390097456 in words is "three hundred ninety million, ninety-seven thousand, four hundred fifty-six".