1396438 has 8 divisors (see below), whose sum is σ = 2102688. Its totient is φ = 695544.

The previous prime is 1396433. The next prime is 1396453. The reversal of 1396438 is 8346931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1396433) 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, 606 + ... + 1777.

It is an arithmetic number, because the mean of its divisors is an integer number (262836).

2^1396438 is an apocalyptic number.

1396438 is a deficient number, since it is larger than the sum of its proper divisors (706250).

1396438 is a wasteful number, since it uses less digits than its factorization.

1396438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2678.

The product of its digits is 15552, while the sum is 34.

The square root of 1396438 is about 1181.7097782451. The cubic root of 1396438 is about 111.7739381543.

The spelling of 1396438 in words is "one million, three hundred ninety-six thousand, four hundred thirty-eight".