772379 has 2 divisors, whose sum is σ = 772380. Its totient is φ = 772378.

The previous prime is 772367. The next prime is 772381. The reversal of 772379 is 973277.

It is a strong prime.

It is an emirp because it is prime and its reverse (973277) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-772379 is a prime.

Together with 772381, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (772339) 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, 386189 + 386190.

It is an arithmetic number, because the mean of its divisors is an integer number (386190).

2⁷⁷²³⁷⁹ is an apocalyptic number.

772379 is a deficient number, since it is larger than the sum of its proper divisors (1).

772379 is an equidigital number, since it uses as much as digits as its factorization.

772379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18522, while the sum is 35.

The square root of 772379 is about 878.8509543717. The cubic root of 772379 is about 91.7508618539.

The spelling of 772379 in words is "seven hundred seventy-two thousand, three hundred seventy-nine".