466944809 has 2 divisors, whose sum is σ = 466944810. Its totient is φ = 466944808.

The previous prime is 466944769. The next prime is 466944811. The reversal of 466944809 is 908449664.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 464833600 + 2111209 = 21560^2 + 1453^2 .

It is a cyclic number.

It is not a de Polignac number, because 466944809 - 2⁸ = 466944553 is a prime.

Together with 466944811, 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 (466944839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 233472404 + 233472405.

It is an arithmetic number, because the mean of its divisors is an integer number (233472405).

Almost surely, 2^466944809 is an apocalyptic number.

It is an amenable number.

466944809 is a deficient number, since it is larger than the sum of its proper divisors (1).

466944809 is an equidigital number, since it uses as much as digits as its factorization.

466944809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1492992, while the sum is 50.

The square root of 466944809 is about 21608.9057797937. The cubic root of 466944809 is about 775.8096617748.

The spelling of 466944809 in words is "four hundred sixty-six million, nine hundred forty-four thousand, eight hundred nine".