462445661 has 2 divisors, whose sum is σ = 462445662. Its totient is φ = 462445660.

The previous prime is 462445651. The next prime is 462445667. The reversal of 462445661 is 166544264.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 237745561 + 224700100 = 15419^2 + 14990^2 .

It is a cyclic number.

It is not a de Polignac number, because 462445661 - 2⁶ = 462445597 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (462445667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231222830 + 231222831.

It is an arithmetic number, because the mean of its divisors is an integer number (231222831).

Almost surely, 2^462445661 is an apocalyptic number.

It is an amenable number.

462445661 is a deficient number, since it is larger than the sum of its proper divisors (1).

462445661 is an equidigital number, since it uses as much as digits as its factorization.

462445661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 138240, while the sum is 38.

The square root of 462445661 is about 21504.5497744082. The cubic root of 462445661 is about 773.3098991900.

The spelling of 462445661 in words is "four hundred sixty-two million, four hundred forty-five thousand, six hundred sixty-one".