2776315225 has 12 divisors (see below), whose sum is σ = 3448021500. Its totient is φ = 2217574400.

The previous prime is 2776315189. The next prime is 2776315273. The reversal of 2776315225 is 5225136772.

It can be written as a sum of positive squares in 6 ways, for example, as 436851801 + 2339463424 = 20901^2 + 48368^2 .

It is not a de Polignac number, because 2776315225 - 2⁷ = 2776315097 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70600 + ... + 102649.

It is an arithmetic number, because the mean of its divisors is an integer number (287335125).

Almost surely, 2^2776315225 is an apocalyptic number.

2776315225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2776315225 is a deficient number, since it is larger than the sum of its proper divisors (671706275).

2776315225 is a wasteful number, since it uses less digits than its factorization.

2776315225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173900 (or 173895 counting only the distinct ones).

The product of its digits is 176400, while the sum is 40.

The square root of 2776315225 is about 52690.7508487021. The cubic root of 2776315225 is about 1405.4743525664.

The spelling of 2776315225 in words is "two billion, seven hundred seventy-six million, three hundred fifteen thousand, two hundred twenty-five".