3204692725 has 12 divisors (see below), whose sum is σ = 4279497796. Its totient is φ = 2366542080.

The previous prime is 3204692723. The next prime is 3204692783. The reversal of 3204692725 is 5272964023.

It can be written as a sum of positive squares in 6 ways, for example, as 827252644 + 2377440081 = 28762^2 + 48759^2 .

It is not a de Polignac number, because 3204692725 - 2¹ = 3204692723 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3204692723) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4929972 + ... + 4930621.

Almost surely, 2^3204692725 is an apocalyptic number.

It is an amenable number.

3204692725 is a deficient number, since it is larger than the sum of its proper divisors (1074805071).

3204692725 is a wasteful number, since it uses less digits than its factorization.

3204692725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9860616 (or 9860611 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 3204692725 is about 56610.0055202258. The cubic root of 3204692725 is about 1474.3325870689.

The spelling of 3204692725 in words is "three billion, two hundred four million, six hundred ninety-two thousand, seven hundred twenty-five".