464643293 has 2 divisors, whose sum is σ = 464643294. Its totient is φ = 464643292.

The previous prime is 464643287. The next prime is 464643313. The reversal of 464643293 is 392346464.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 454670329 + 9972964 = 21323^2 + 3158^2 .

It is a cyclic number.

It is not a de Polignac number, because 464643293 - 2⁶ = 464643229 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 464643293.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (464648293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232321646 + 232321647.

It is an arithmetic number, because the mean of its divisors is an integer number (232321647).

Almost surely, 2^464643293 is an apocalyptic number.

It is an amenable number.

464643293 is a deficient number, since it is larger than the sum of its proper divisors (1).

464643293 is an equidigital number, since it uses as much as digits as its factorization.

464643293 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373248, while the sum is 41.

The square root of 464643293 is about 21555.5861205396. The cubic root of 464643293 is about 774.5329370285.

The spelling of 464643293 in words is "four hundred sixty-four million, six hundred forty-three thousand, two hundred ninety-three".