2373991320 has 32 divisors (see below), whose sum is σ = 7121974320. Its totient is φ = 633064320.

The previous prime is 2373991303. The next prime is 2373991327. The reversal of 2373991320 is 231993732.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2373991327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9891511 + ... + 9891750.

Almost surely, 2^2373991320 is an apocalyptic number.

2373991320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2373991320 is an abundant number, since it is smaller than the sum of its proper divisors (4747983000).

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

2373991320 is a wasteful number, since it uses less digits than its factorization.

2373991320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19783275 (or 19783271 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 39.

The square root of 2373991320 is about 48723.6217865626. The cubic root of 2373991320 is about 1334.0119159745.

The spelling of 2373991320 in words is "two billion, three hundred seventy-three million, nine hundred ninety-one thousand, three hundred twenty".