398348 has 12 divisors (see below), whose sum is σ = 710640. Its totient is φ = 195312.

The previous prime is 398347. The next prime is 398353. The reversal of 398348 is 843893.

It is a super-2 number, since 2×398348² = 317362258208, which contains 22 as substring.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 398348.

It is not an unprimeable number, because it can be changed into a prime (398341) 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, 728 + ... + 1151.

It is an arithmetic number, because the mean of its divisors is an integer number (59220).

2³⁹⁸³⁴⁸ is an apocalyptic number.

It is an amenable number.

398348 is a deficient number, since it is larger than the sum of its proper divisors (312292).

398348 is a wasteful number, since it uses less digits than its factorization.

398348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1936 (or 1934 counting only the distinct ones).

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

The square root of 398348 is about 631.1481601019. The cubic root of 398348 is about 73.5790563439.

The spelling of 398348 in words is "three hundred ninety-eight thousand, three hundred forty-eight".