2126320924 has 48 divisors (see below), whose sum is σ = 4595629248. Its totient is φ = 838268928.

The previous prime is 2126320901. The next prime is 2126320943. The reversal of 2126320924 is 4290236212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96684 + ... + 116620.

It is an arithmetic number, because the mean of its divisors is an integer number (95742276).

Almost surely, 2^2126320924 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2126320924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2297814624).

2126320924 is an abundant number, since it is smaller than the sum of its proper divisors (2469308324).

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

2126320924 is a wasteful number, since it uses less digits than its factorization.

2126320924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20254 (or 20252 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 2126320924 is about 46112.0474930359. The cubic root of 2126320924 is about 1285.9071297641.

The spelling of 2126320924 in words is "two billion, one hundred twenty-six million, three hundred twenty thousand, nine hundred twenty-four".