2799699625 has 8 divisors (see below), whose sum is σ = 3494025288. Its totient is φ = 2239759600.

The previous prime is 2799699601. The next prime is 2799699631. The reversal of 2799699625 is 5269969972.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 19881 + 2799679744 = 141^2 + 52912^2 .

It is not a de Polignac number, because 2799699625 - 2²⁹ = 2262828713 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11198674 + ... + 11198923.

It is an arithmetic number, because the mean of its divisors is an integer number (436753161).

Almost surely, 2^2799699625 is an apocalyptic number.

2799699625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2799699625 is a deficient number, since it is larger than the sum of its proper divisors (694325663).

2799699625 is an equidigital number, since it uses as much as digits as its factorization.

2799699625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22397612 (or 22397602 counting only the distinct ones).

The product of its digits is 33067440, while the sum is 64.

The square root of 2799699625 is about 52912.1878682029. The cubic root of 2799699625 is about 1409.4093438402.

The spelling of 2799699625 in words is "two billion, seven hundred ninety-nine million, six hundred ninety-nine thousand, six hundred twenty-five".