2147138328 has 16 divisors (see below), whose sum is σ = 5367845880. Its totient is φ = 715712768.

The previous prime is 2147138249. The next prime is 2147138341. The reversal of 2147138328 is 8238317412.

It is a super-2 number, since 2×2147138328² = 9220405999133271168, 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 3 ways as a sum of consecutive naturals, for example, 44732025 + ... + 44732072.

Almost surely, 2^2147138328 is an apocalyptic number.

It is an amenable number.

2147138328 is an abundant number, since it is smaller than the sum of its proper divisors (3220707552).

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

2147138328 is a wasteful number, since it uses less digits than its factorization.

2147138328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89464106 (or 89464102 counting only the distinct ones).

The product of its digits is 64512, while the sum is 39.

The square root of 2147138328 is about 46337.2239997175. The cubic root of 2147138328 is about 1290.0899979276.

The spelling of 2147138328 in words is "two billion, one hundred forty-seven million, one hundred thirty-eight thousand, three hundred twenty-eight".