2789880732 has 60 divisors (see below), whose sum is σ = 7677174120. Its totient is φ = 881013024.

The previous prime is 2789880701. The next prime is 2789880757. The reversal of 2789880732 is 2370889872.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 220443 + ... + 232754.

It is an arithmetic number, because the mean of its divisors is an integer number (127952902).

Almost surely, 2^2789880732 is an apocalyptic number.

It is an amenable number.

2789880732 is an abundant number, since it is smaller than the sum of its proper divisors (4887293388).

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

2789880732 is a wasteful number, since it uses less digits than its factorization.

2789880732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453232 (or 453221 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 54.

The square root of 2789880732 is about 52819.3215783770. The cubic root of 2789880732 is about 1407.7597562456.

The spelling of 2789880732 in words is "two billion, seven hundred eighty-nine million, eight hundred eighty thousand, seven hundred thirty-two".