485322779 has 2 divisors, whose sum is σ = 485322780. Its totient is φ = 485322778.

The previous prime is 485322769. The next prime is 485322791. The reversal of 485322779 is 977223584.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 485322779 - 2²⁸ = 216887323 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (485322709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242661389 + 242661390.

It is an arithmetic number, because the mean of its divisors is an integer number (242661390).

Almost surely, 2^485322779 is an apocalyptic number.

485322779 is a deficient number, since it is larger than the sum of its proper divisors (1).

485322779 is an equidigital number, since it uses as much as digits as its factorization.

485322779 is an evil number, because the sum of its binary digits is even.

The product of its digits is 846720, while the sum is 47.

The square root of 485322779 is about 22030.0426463500. The cubic root of 485322779 is about 785.8570589774.

The spelling of 485322779 in words is "four hundred eighty-five million, three hundred twenty-two thousand, seven hundred seventy-nine".