2793987225 has 18 divisors (see below), whose sum is σ = 5004341966. Its totient is φ = 1490126400.

The previous prime is 2793987211. The next prime is 2793987241. The reversal of 2793987225 is 5227893972.

2793987225 is a `hidden beast` number, since 27 + 9 + 398 + 7 + 225 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 153363456 + 2640623769 = 12384^2 + 51387^2 .

It is not a de Polignac number, because 2793987225 - 2⁸ = 2793986969 is a prime.

It is a super-2 number, since 2×2793987225² = 15612729226926401250, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 6208636 + ... + 6209085.

Almost surely, 2^2793987225 is an apocalyptic number.

2793987225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2793987225 is a deficient number, since it is larger than the sum of its proper divisors (2210354741).

2793987225 is a wasteful number, since it uses less digits than its factorization.

2793987225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12417737 (or 12417729 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 54.

The square root of 2793987225 is about 52858.1803035254. The cubic root of 2793987225 is about 1408.4501228575.

The spelling of 2793987225 in words is "two billion, seven hundred ninety-three million, nine hundred eighty-seven thousand, two hundred twenty-five".