476349961 has 2 divisors, whose sum is σ = 476349962. Its totient is φ = 476349960.

The previous prime is 476349953. The next prime is 476349997. The reversal of 476349961 is 169943674.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 290191225 + 186158736 = 17035^2 + 13644^2 .

It is a cyclic number.

It is not a de Polignac number, because 476349961 - 2³ = 476349953 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (476349901) 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, 238174980 + 238174981.

It is an arithmetic number, because the mean of its divisors is an integer number (238174981).

Almost surely, 2^476349961 is an apocalyptic number.

It is an amenable number.

476349961 is a deficient number, since it is larger than the sum of its proper divisors (1).

476349961 is an equidigital number, since it uses as much as digits as its factorization.

476349961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 979776, while the sum is 49.

The square root of 476349961 is about 21825.4429737405. The cubic root of 476349961 is about 780.9838346975.

The spelling of 476349961 in words is "four hundred seventy-six million, three hundred forty-nine thousand, nine hundred sixty-one".