1338464 has 24 divisors (see below), whose sum is σ = 2662128. Its totient is φ = 662400.

The previous prime is 1338457. The next prime is 1338473. The reversal of 1338464 is 4648331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4694 + ... + 4970.

It is an arithmetic number, because the mean of its divisors is an integer number (110922).

2^1338464 is an apocalyptic number.

It is an amenable number.

1338464 is a deficient number, since it is larger than the sum of its proper divisors (1323664).

1338464 is a wasteful number, since it uses less digits than its factorization.

1338464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438 (or 430 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 1338464 is about 1156.9200490959. The cubic root of 1338464 is about 110.2052366685.

The spelling of 1338464 in words is "one million, three hundred thirty-eight thousand, four hundred sixty-four".