1338394 has 8 divisors (see below), whose sum is σ = 2072448. Its totient is φ = 647580.

The previous prime is 1338391. The next prime is 1338397. The reversal of 1338394 is 4938331.

It is an interprime number because it is at equal distance from previous prime (1338391) and next prime (1338397).

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

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (1338391) 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, 10732 + ... + 10855.

It is an arithmetic number, because the mean of its divisors is an integer number (259056).

2^1338394 is an apocalyptic number.

1338394 is a deficient number, since it is larger than the sum of its proper divisors (734054).

1338394 is a wasteful number, since it uses less digits than its factorization.

1338394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21620.

The product of its digits is 7776, while the sum is 31.

The square root of 1338394 is about 1156.8897959616. The cubic root of 1338394 is about 110.2033154361.

The spelling of 1338394 in words is "one million, three hundred thirty-eight thousand, three hundred ninety-four".