461888633 has 2 divisors, whose sum is σ = 461888634. Its totient is φ = 461888632.

The previous prime is 461888627. The next prime is 461888641. The reversal of 461888633 is 336888164.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 360544144 + 101344489 = 18988^2 + 10067^2 .

It is a cyclic number.

It is not a de Polignac number, because 461888633 - 2⁸ = 461888377 is a prime.

It is a super-2 number, since 2×461888633² = 426682218589217378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (461888653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230944316 + 230944317.

It is an arithmetic number, because the mean of its divisors is an integer number (230944317).

Almost surely, 2^461888633 is an apocalyptic number.

It is an amenable number.

461888633 is a deficient number, since it is larger than the sum of its proper divisors (1).

461888633 is an equidigital number, since it uses as much as digits as its factorization.

461888633 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 461888633 is about 21491.5944731888. The cubic root of 461888633 is about 772.9992837161. Note that the first 3 decimals are identical.

The spelling of 461888633 in words is "four hundred sixty-one million, eight hundred eighty-eight thousand, six hundred thirty-three".