466893809 has 2 divisors, whose sum is σ = 466893810. Its totient is φ = 466893808.

The previous prime is 466893803. The next prime is 466893839. The reversal of 466893809 is 908398664.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 421398784 + 45495025 = 20528^2 + 6745^2 .

It is a cyclic number.

It is not a de Polignac number, because 466893809 - 2¹² = 466889713 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (466893803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 233446904 + 233446905.

It is an arithmetic number, because the mean of its divisors is an integer number (233446905).

Almost surely, 2^466893809 is an apocalyptic number.

It is an amenable number.

466893809 is a deficient number, since it is larger than the sum of its proper divisors (1).

466893809 is an equidigital number, since it uses as much as digits as its factorization.

466893809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2239488, while the sum is 53.

The square root of 466893809 is about 21607.7256785623. The cubic root of 466893809 is about 775.7814159432.

The spelling of 466893809 in words is "four hundred sixty-six million, eight hundred ninety-three thousand, eight hundred nine".