1338925368 has 32 divisors (see below), whose sum is σ = 3651615360. Its totient is φ = 405734880.

The previous prime is 1338925297. The next prime is 1338925403. The reversal of 1338925368 is 8635298331.

It is a happy number.

It is a super-2 number, since 2×1338925368² = 3585442282147870848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2535580 + ... + 2536107.

It is an arithmetic number, because the mean of its divisors is an integer number (114112980).

Almost surely, 2^1338925368 is an apocalyptic number.

It is an amenable number.

1338925368 is an abundant number, since it is smaller than the sum of its proper divisors (2312689992).

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

1338925368 is a wasteful number, since it uses less digits than its factorization.

1338925368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5071707 (or 5071703 counting only the distinct ones).

The product of its digits is 933120, while the sum is 48.

The square root of 1338925368 is about 36591.3291368324. The cubic root of 1338925368 is about 1102.1789778067.

The spelling of 1338925368 in words is "one billion, three hundred thirty-eight million, nine hundred twenty-five thousand, three hundred sixty-eight".