2789725732 has 6 divisors (see below), whose sum is σ = 4882020038. Its totient is φ = 1394862864.

The previous prime is 2789725727. The next prime is 2789725753. The reversal of 2789725732 is 2375279872.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2302464256 + 487261476 = 47984^2 + 22074^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2789725732.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348715713 + ... + 348715720.

Almost surely, 2^2789725732 is an apocalyptic number.

It is an amenable number.

2789725732 is a deficient number, since it is larger than the sum of its proper divisors (2092294306).

2789725732 is a wasteful number, since it uses less digits than its factorization.

2789725732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697431437 (or 697431435 counting only the distinct ones).

The product of its digits is 2963520, while the sum is 52.

The square root of 2789725732 is about 52817.8542918964. The cubic root of 2789725732 is about 1407.7336850232.

The spelling of 2789725732 in words is "two billion, seven hundred eighty-nine million, seven hundred twenty-five thousand, seven hundred thirty-two".