1338894000 has 120 divisors (see below), whose sum is σ = 4676373312. Its totient is φ = 357033600.

The previous prime is 1338893993. The next prime is 1338894019. The reversal of 1338894000 is 4988331.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19192 + ... + 55191.

Almost surely, 2^1338894000 is an apocalyptic number.

1338894000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1338894000 is an abundant number, since it is smaller than the sum of its proper divisors (3337479312).

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

1338894000 is a wasteful number, since it uses less digits than its factorization.

1338894000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74412 (or 74393 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 1338894000 is about 36590.9005081865. The cubic root of 1338894000 is about 1102.1703705507.

The spelling of 1338894000 in words is "one billion, three hundred thirty-eight million, eight hundred ninety-four thousand".