382080779 has 2 divisors, whose sum is σ = 382080780. Its totient is φ = 382080778.

The previous prime is 382080739. The next prime is 382080863. The reversal of 382080779 is 977080283.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-382080779 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (382080739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191040389 + 191040390.

It is an arithmetic number, because the mean of its divisors is an integer number (191040390).

Almost surely, 2^382080779 is an apocalyptic number.

382080779 is a deficient number, since it is larger than the sum of its proper divisors (1).

382080779 is an equidigital number, since it uses as much as digits as its factorization.

382080779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 169344, while the sum is 44.

The square root of 382080779 is about 19546.8866830501. The cubic root of 382080779 is about 725.6352919050.

The spelling of 382080779 in words is "three hundred eighty-two million, eighty thousand, seven hundred seventy-nine".