1398368 has 24 divisors (see below), whose sum is σ = 2789640. Its totient is φ = 689920.

The previous prime is 1398367. The next prime is 1398401. The reversal of 1398368 is 8638931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1398367) 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, 2603 + ... + 3093.

It is an arithmetic number, because the mean of its divisors is an integer number (116235).

2^1398368 is an apocalyptic number.

It is an amenable number.

1398368 is a deficient number, since it is larger than the sum of its proper divisors (1391272).

1398368 is an equidigital number, since it uses as much as digits as its factorization.

1398368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590 (or 582 counting only the distinct ones).

The product of its digits is 31104, while the sum is 38.

The square root of 1398368 is about 1182.5261096483. The cubic root of 1398368 is about 111.8254082503.

The spelling of 1398368 in words is "one million, three hundred ninety-eight thousand, three hundred sixty-eight".