397616698 has 8 divisors (see below), whose sum is σ = 598533408. Its totient is φ = 198105564.

The previous prime is 397616683. The next prime is 397616707. The reversal of 397616698 is 896616793.

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, 350686 + ... + 351817.

It is an arithmetic number, because the mean of its divisors is an integer number (74816676).

Almost surely, 2^397616698 is an apocalyptic number.

397616698 is a deficient number, since it is larger than the sum of its proper divisors (200916710).

397616698 is a wasteful number, since it uses less digits than its factorization.

397616698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702788.

The product of its digits is 2939328, while the sum is 55.

The square root of 397616698 is about 19940.3284326011. The cubic root of 397616698 is about 735.3400237722.

The spelling of 397616698 in words is "three hundred ninety-seven million, six hundred sixteen thousand, six hundred ninety-eight".