772913 has 2 divisors, whose sum is σ = 772914. Its totient is φ = 772912.

The previous prime is 772909. The next prime is 772921. The reversal of 772913 is 319277.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 659344 + 113569 = 812^2 + 337^2 .

It is a cyclic number.

It is not a de Polignac number, because 772913 - 2² = 772909 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 772913.

It is not a weakly prime, because it can be changed into another prime (772903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 386456 + 386457.

It is an arithmetic number, because the mean of its divisors is an integer number (386457).

2⁷⁷²⁹¹³ is an apocalyptic number.

It is an amenable number.

772913 is a deficient number, since it is larger than the sum of its proper divisors (1).

772913 is an equidigital number, since it uses as much as digits as its factorization.

772913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2646, while the sum is 29.

The square root of 772913 is about 879.1547076596. The cubic root of 772913 is about 91.7720015938.

The spelling of 772913 in words is "seven hundred seventy-two thousand, nine hundred thirteen".