464309 has 2 divisors, whose sum is σ = 464310. Its totient is φ = 464308.

The previous prime is 464291. The next prime is 464311. The reversal of 464309 is 903464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 286225 + 178084 = 535^2 + 422^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-464309 is a prime.

It is a Sophie Germain prime.

Together with 464311, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (464809) 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, 232154 + 232155.

It is an arithmetic number, because the mean of its divisors is an integer number (232155).

2⁴⁶⁴³⁰⁹ is an apocalyptic number.

It is an amenable number.

464309 is a deficient number, since it is larger than the sum of its proper divisors (1).

464309 is an equidigital number, since it uses as much as digits as its factorization.

464309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 464309 is about 681.4022306978. The cubic root of 464309 is about 77.4347143566.

The spelling of 464309 in words is "four hundred sixty-four thousand, three hundred nine".