772980697 has 2 divisors, whose sum is σ = 772980698. Its totient is φ = 772980696.

The previous prime is 772980683. The next prime is 772980713. The reversal of 772980697 is 796089277.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 684921241 + 88059456 = 26171^2 + 9384^2 .

It is a cyclic number.

It is not a de Polignac number, because 772980697 - 2¹¹ = 772978649 is a prime.

It is not a weakly prime, because it can be changed into another prime (772980797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 386490348 + 386490349.

It is an arithmetic number, because the mean of its divisors is an integer number (386490349).

Almost surely, 2^772980697 is an apocalyptic number.

It is an amenable number.

772980697 is a deficient number, since it is larger than the sum of its proper divisors (1).

772980697 is an equidigital number, since it uses as much as digits as its factorization.

772980697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2667168, while the sum is 55.

The square root of 772980697 is about 27802.5304064216. The cubic root of 772980697 is about 917.7468085512.

The spelling of 772980697 in words is "seven hundred seventy-two million, nine hundred eighty thousand, six hundred ninety-seven".