2793978832 has 40 divisors (see below), whose sum is σ = 5755881600. Its totient is φ = 1309281792.

The previous prime is 2793978829. The next prime is 2793978839. The reversal of 2793978832 is 2388793972.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2793978839) 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, 43519 + ... + 86497.

It is an arithmetic number, because the mean of its divisors is an integer number (143897040).

Almost surely, 2^2793978832 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 2793978832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2877940800).

2793978832 is an abundant number, since it is smaller than the sum of its proper divisors (2961902768).

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

2793978832 is a wasteful number, since it uses less digits than its factorization.

2793978832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43243 (or 43237 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 58.

The square root of 2793978832 is about 52858.1009117808. The cubic root of 2793978832 is about 1408.4487125512.

The spelling of 2793978832 in words is "two billion, seven hundred ninety-three million, nine hundred seventy-eight thousand, eight hundred thirty-two".