461563933 has 2 divisors, whose sum is σ = 461563934. Its totient is φ = 461563932.

The previous prime is 461563901. The next prime is 461563969. The reversal of 461563933 is 339365164.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 421152484 + 40411449 = 20522^2 + 6357^2 .

It is a cyclic number.

It is not a de Polignac number, because 461563933 - 2⁵ = 461563901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (461563033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230781966 + 230781967.

It is an arithmetic number, because the mean of its divisors is an integer number (230781967).

Almost surely, 2^461563933 is an apocalyptic number.

It is an amenable number.

461563933 is a deficient number, since it is larger than the sum of its proper divisors (1).

461563933 is an equidigital number, since it uses as much as digits as its factorization.

461563933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 40.

The square root of 461563933 is about 21484.0390290094. The cubic root of 461563933 is about 772.8181060562.

The spelling of 461563933 in words is "four hundred sixty-one million, five hundred sixty-three thousand, nine hundred thirty-three".