3138384408 has 64 divisors (see below), whose sum is σ = 8469446400. Its totient is φ = 966134400.

The previous prime is 3138384377. The next prime is 3138384421. The reversal of 3138384408 is 8044838313.

It is a super-3 number, since 3×3138384408³ (a number of 29 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3138384408.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82018 + ... + 114033.

It is an arithmetic number, because the mean of its divisors is an integer number (132335100).

Almost surely, 2^3138384408 is an apocalyptic number.

It is an amenable number.

3138384408 is an abundant number, since it is smaller than the sum of its proper divisors (5331061992).

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

3138384408 is a wasteful number, since it uses less digits than its factorization.

3138384408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196112 (or 196108 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 42.

The square root of 3138384408 is about 56021.2853119241. The cubic root of 3138384408 is about 1464.0931627238.

The spelling of 3138384408 in words is "three billion, one hundred thirty-eight million, three hundred eighty-four thousand, four hundred eight".