3138828532 has 24 divisors (see below), whose sum is σ = 6286058240. Its totient is φ = 1343412000.

The previous prime is 3138828499. The next prime is 3138828533. The reversal of 3138828532 is 2358288313.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3138828533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53607 + ... + 95662.

Almost surely, 2^3138828532 is an apocalyptic number.

It is an amenable number.

3138828532 is an abundant number, since it is smaller than the sum of its proper divisors (3147229708).

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

3138828532 is a wasteful number, since it uses less digits than its factorization.

3138828532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150031 (or 150029 counting only the distinct ones).

The product of its digits is 276480, while the sum is 43.

The square root of 3138828532 is about 56025.2490579025. The cubic root of 3138828532 is about 1464.1622224859.

The spelling of 3138828532 in words is "three billion, one hundred thirty-eight million, eight hundred twenty-eight thousand, five hundred thirty-two".