464818493 has 2 divisors, whose sum is σ = 464818494. Its totient is φ = 464818492.

The previous prime is 464818421. The next prime is 464818507. The reversal of 464818493 is 394818464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 464704249 + 114244 = 21557^2 + 338^2 .

It is a cyclic number.

It is not a de Polignac number, because 464818493 - 2¹⁰ = 464817469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (464818693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232409246 + 232409247.

It is an arithmetic number, because the mean of its divisors is an integer number (232409247).

Almost surely, 2^464818493 is an apocalyptic number.

It is an amenable number.

464818493 is a deficient number, since it is larger than the sum of its proper divisors (1).

464818493 is an equidigital number, since it uses as much as digits as its factorization.

464818493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 663552, while the sum is 47.

The square root of 464818493 is about 21559.6496492870. The cubic root of 464818493 is about 774.6302741475.

The spelling of 464818493 in words is "four hundred sixty-four million, eight hundred eighteen thousand, four hundred ninety-three".