772327331 has 2 divisors, whose sum is σ = 772327332. Its totient is φ = 772327330.

The previous prime is 772327301. The next prime is 772327349. The reversal of 772327331 is 133723277.

It is a strong prime.

It is an emirp because it is prime and its reverse (133723277) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 772327331 - 2²² = 768133027 is a prime.

It is a super-2 number, since 2×772327331² = 1192979012419167122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 772327291 and 772327300.

It is not a weakly prime, because it can be changed into another prime (772327301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 386163665 + 386163666.

It is an arithmetic number, because the mean of its divisors is an integer number (386163666).

Almost surely, 2^772327331 is an apocalyptic number.

772327331 is a deficient number, since it is larger than the sum of its proper divisors (1).

772327331 is an equidigital number, since it uses as much as digits as its factorization.

772327331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37044, while the sum is 35.

The square root of 772327331 is about 27790.7778048762. Note that the first 3 decimals coincide. The cubic root of 772327331 is about 917.4881588901.

The spelling of 772327331 in words is "seven hundred seventy-two million, three hundred twenty-seven thousand, three hundred thirty-one".