398696 has 32 divisors (see below), whose sum is σ = 818400. Its totient is φ = 181440.

The previous prime is 398693. The next prime is 398711. The reversal of 398696 is 696893.

398696 = 54² + 55² + ... + 110².

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 398696.

It is not an unprimeable number, because it can be changed into a prime (398693) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6506 + ... + 6566.

It is an arithmetic number, because the mean of its divisors is an integer number (25575).

2³⁹⁸⁶⁹⁶ is an apocalyptic number.

It is an amenable number.

398696 is an abundant number, since it is smaller than the sum of its proper divisors (419704).

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

398696 is a wasteful number, since it uses less digits than its factorization.

398696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129 (or 125 counting only the distinct ones).

The product of its digits is 69984, while the sum is 41.

The square root of 398696 is about 631.4237879586. The cubic root of 398696 is about 73.6004765250.

The spelling of 398696 in words is "three hundred ninety-eight thousand, six hundred ninety-six".