320698412 has 12 divisors (see below), whose sum is σ = 563250240. Its totient is φ = 159769776.

The previous prime is 320698373. The next prime is 320698423. The reversal of 320698412 is 214896023.

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, 143612 + ... + 145827.

It is an arithmetic number, because the mean of its divisors is an integer number (46937520).

Almost surely, 2^320698412 is an apocalyptic number.

It is an amenable number.

320698412 is a deficient number, since it is larger than the sum of its proper divisors (242551828).

320698412 is a wasteful number, since it uses less digits than its factorization.

320698412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289720 (or 289718 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 320698412 is about 17908.0543890173. The cubic root of 320698412 is about 684.4876286407.

The spelling of 320698412 in words is "three hundred twenty million, six hundred ninety-eight thousand, four hundred twelve".