1338922 has 16 divisors (see below), whose sum is σ = 2257920. Its totient is φ = 590832.

The previous prime is 1338907. The next prime is 1338923. The reversal of 1338922 is 2298331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1338923) 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, 522 + ... + 1717.

It is an arithmetic number, because the mean of its divisors is an integer number (141120).

2^1338922 is an apocalyptic number.

1338922 is a deficient number, since it is larger than the sum of its proper divisors (918998).

1338922 is a wasteful number, since it uses less digits than its factorization.

1338922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2277.

The product of its digits is 2592, while the sum is 28.

The square root of 1338922 is about 1157.1179715137. The cubic root of 1338922 is about 110.2178053647.

The spelling of 1338922 in words is "one million, three hundred thirty-eight thousand, nine hundred twenty-two".