398811496 has 16 divisors (see below), whose sum is σ = 753661440. Its totient is φ = 197835120.

The previous prime is 398811481. The next prime is 398811499. The reversal of 398811496 is 694118893.

It is not an unprimeable number, because it can be changed into a prime (398811499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195250 + ... + 197281.

It is an arithmetic number, because the mean of its divisors is an integer number (47103840).

Almost surely, 2^398811496 is an apocalyptic number.

It is an amenable number.

398811496 is a deficient number, since it is larger than the sum of its proper divisors (354849944).

398811496 is a wasteful number, since it uses less digits than its factorization.

398811496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392664 (or 392660 counting only the distinct ones).

The product of its digits is 373248, while the sum is 49.

The square root of 398811496 is about 19970.2652961847. The cubic root of 398811496 is about 736.0758280806.

The spelling of 398811496 in words is "three hundred ninety-eight million, eight hundred eleven thousand, four hundred ninety-six".