3138423392 has 48 divisors (see below), whose sum is σ = 6816392352. Its totient is φ = 1413166080.

The previous prime is 3138423389. The next prime is 3138423419. The reversal of 3138423392 is 2933248313.

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, 74948 + ... + 109059.

It is an arithmetic number, because the mean of its divisors is an integer number (142008174).

Almost surely, 2^3138423392 is an apocalyptic number.

3138423392 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3138423392 is an abundant number, since it is smaller than the sum of its proper divisors (3677968960).

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

3138423392 is a wasteful number, since it uses less digits than its factorization.

3138423392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184071 (or 184063 counting only the distinct ones).

The product of its digits is 93312, while the sum is 38.

The square root of 3138423392 is about 56021.6332500223. The cubic root of 3138423392 is about 1464.0992248632.

The spelling of 3138423392 in words is "three billion, one hundred thirty-eight million, four hundred twenty-three thousand, three hundred ninety-two".