2913817625 has 8 divisors (see below), whose sum is σ = 3636444552. Its totient is φ = 2331054000.

The previous prime is 2913817609. The next prime is 2913817639. The reversal of 2913817625 is 5267183192.

2913817625 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 757515529 + 2156302096 = 27523^2 + 46436^2 .

It is not a de Polignac number, because 2913817625 - 2⁴ = 2913817609 is a prime.

It is a Duffinian number.

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, 11655146 + ... + 11655395.

It is an arithmetic number, because the mean of its divisors is an integer number (454555569).

Almost surely, 2^2913817625 is an apocalyptic number.

2913817625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2913817625 is a deficient number, since it is larger than the sum of its proper divisors (722626927).

2913817625 is an equidigital number, since it uses as much as digits as its factorization.

2913817625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23310556 (or 23310546 counting only the distinct ones).

The product of its digits is 181440, while the sum is 44.

The square root of 2913817625 is about 53979.7890418256. The cubic root of 2913817625 is about 1428.3044479057.

The spelling of 2913817625 in words is "two billion, nine hundred thirteen million, eight hundred seventeen thousand, six hundred twenty-five".