1396398 has 16 divisors (see below), whose sum is σ = 2808576. Its totient is φ = 462840.

The previous prime is 1396393. The next prime is 1396411. The reversal of 1396398 is 8936931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1396393) 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, 715 + ... + 1817.

It is an arithmetic number, because the mean of its divisors is an integer number (175536).

2^1396398 is an apocalyptic number.

1396398 is an abundant number, since it is smaller than the sum of its proper divisors (1412178).

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

1396398 is a wasteful number, since it uses less digits than its factorization.

1396398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1319.

The product of its digits is 34992, while the sum is 39.

The square root of 1396398 is about 1181.6928534945. The cubic root of 1396398 is about 111.7728709151.

The spelling of 1396398 in words is "one million, three hundred ninety-six thousand, three hundred ninety-eight".