476845969 has 2 divisors, whose sum is σ = 476845970. Its totient is φ = 476845968.

The previous prime is 476845951. The next prime is 476845981. The reversal of 476845969 is 969548674.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 371988369 + 104857600 = 19287^2 + 10240^2 .

It is a cyclic number.

It is not a de Polignac number, because 476845969 - 2²⁷ = 342628241 is a prime.

It is a super-2 number, since 2×476845969² = 454764156303097922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (476846969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238422984 + 238422985.

It is an arithmetic number, because the mean of its divisors is an integer number (238422985).

Almost surely, 2^476845969 is an apocalyptic number.

It is an amenable number.

476845969 is a deficient number, since it is larger than the sum of its proper divisors (1).

476845969 is an equidigital number, since it uses as much as digits as its factorization.

476845969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13063680, while the sum is 58.

The square root of 476845969 is about 21836.8030856167. The cubic root of 476845969 is about 781.2548118402.

The spelling of 476845969 in words is "four hundred seventy-six million, eight hundred forty-five thousand, nine hundred sixty-nine".