398948 has 12 divisors (see below), whose sum is σ = 761712. Its totient is φ = 181320.

The previous prime is 398941. The next prime is 398969. The reversal of 398948 is 849893.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 398948.

It is not an unprimeable number, because it can be changed into a prime (398941) by changing a digit.

398948 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4490 + ... + 4577.

It is an arithmetic number, because the mean of its divisors is an integer number (63476).

2³⁹⁸⁹⁴⁸ is an apocalyptic number.

It is an amenable number.

398948 is a deficient number, since it is larger than the sum of its proper divisors (362764).

398948 is a wasteful number, since it uses less digits than its factorization.

398948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9082 (or 9080 counting only the distinct ones).

The product of its digits is 62208, while the sum is 41.

The square root of 398948 is about 631.6233054598. The cubic root of 398948 is about 73.6159799108.

The spelling of 398948 in words is "three hundred ninety-eight thousand, nine hundred forty-eight".