2689724330 has 16 divisors (see below), whose sum is σ = 4885923240. Its totient is φ = 1066018752.

The previous prime is 2689724321. The next prime is 2689724371. The reversal of 2689724330 is 334279862.

2689724330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1845647521 + 844076809 = 42961^2 + 29053^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1232729 + ... + 1234908.

Almost surely, 2^2689724330 is an apocalyptic number.

2689724330 is a deficient number, since it is larger than the sum of its proper divisors (2196198910).

2689724330 is a wasteful number, since it uses less digits than its factorization.

2689724330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2467753.

The product of its (nonzero) digits is 435456, while the sum is 44.

The square root of 2689724330 is about 51862.5522896820. The cubic root of 2689724330 is about 1390.7079067552.

The spelling of 2689724330 in words is "two billion, six hundred eighty-nine million, seven hundred twenty-four thousand, three hundred thirty".