7736315225 has 12 divisors (see below), whose sum is σ = 9621507324. Its totient is φ = 6170680320.

The previous prime is 7736315173. The next prime is 7736315243. The reversal of 7736315225 is 5225136377.

It can be written as a sum of positive squares in 6 ways, for example, as 1659177289 + 6077137936 = 40733^2 + 77956^2 .

It is not a de Polignac number, because 7736315225 - 2¹² = 7736311129 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 450704 + ... + 467553.

It is an arithmetic number, because the mean of its divisors is an integer number (801792277).

Almost surely, 2^7736315225 is an apocalyptic number.

It is an amenable number.

7736315225 is a deficient number, since it is larger than the sum of its proper divisors (1885192099).

7736315225 is a wasteful number, since it uses less digits than its factorization.

7736315225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918604 (or 918599 counting only the distinct ones).

The product of its digits is 264600, while the sum is 41.

The square root of 7736315225 is about 87956.3256679132. The cubic root of 7736315225 is about 1977.7803259733.

The spelling of 7736315225 in words is "seven billion, seven hundred thirty-six million, three hundred fifteen thousand, two hundred twenty-five".