791964725 has 6 divisors (see below), whose sum is σ = 982036290. Its totient is φ = 633571760.

The previous prime is 791964721. The next prime is 791964731. The reversal of 791964725 is 527469197.

It can be written as a sum of positive squares in 3 ways, for example, as 15673681 + 776291044 = 3959^2 + 27862^2 .

It is not a de Polignac number, because 791964725 - 2² = 791964721 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (791964721) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15839270 + ... + 15839319.

It is an arithmetic number, because the mean of its divisors is an integer number (163672715).

Almost surely, 2^791964725 is an apocalyptic number.

It is an amenable number.

791964725 is a deficient number, since it is larger than the sum of its proper divisors (190071565).

791964725 is a wasteful number, since it uses less digits than its factorization.

791964725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31678599 (or 31678594 counting only the distinct ones).

The product of its digits is 952560, while the sum is 50.

The square root of 791964725 is about 28141.8678306896. The cubic root of 791964725 is about 925.1992655684.

The spelling of 791964725 in words is "seven hundred ninety-one million, nine hundred sixty-four thousand, seven hundred twenty-five".