465382661 has 2 divisors, whose sum is σ = 465382662. Its totient is φ = 465382660.

The previous prime is 465382657. The next prime is 465382669. The reversal of 465382661 is 166283564.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 393030625 + 72352036 = 19825^2 + 8506^2 .

It is a cyclic number.

It is not a de Polignac number, because 465382661 - 2² = 465382657 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (465382669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232691330 + 232691331.

It is an arithmetic number, because the mean of its divisors is an integer number (232691331).

Almost surely, 2^465382661 is an apocalyptic number.

It is an amenable number.

465382661 is a deficient number, since it is larger than the sum of its proper divisors (1).

465382661 is an equidigital number, since it uses as much as digits as its factorization.

465382661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 207360, while the sum is 41.

The square root of 465382661 is about 21572.7295676741. The cubic root of 465382661 is about 774.9435469111.

The spelling of 465382661 in words is "four hundred sixty-five million, three hundred eighty-two thousand, six hundred sixty-one".