398680322 has 8 divisors (see below), whose sum is σ = 599270400. Its totient is φ = 198923524.

The previous prime is 398680309. The next prime is 398680339. The reversal of 398680322 is 223086893.

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

It is a self number, because there is not a number n which added to its sum of digits gives 398680322.

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, 207122 + ... + 209037.

It is an arithmetic number, because the mean of its divisors is an integer number (74908800).

Almost surely, 2^398680322 is an apocalyptic number.

398680322 is a deficient number, since it is larger than the sum of its proper divisors (200590078).

398680322 is a wasteful number, since it uses less digits than its factorization.

398680322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416640.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 398680322 is about 19966.9807932997. The cubic root of 398680322 is about 735.9951177705.

The spelling of 398680322 in words is "three hundred ninety-eight million, six hundred eighty thousand, three hundred twenty-two".