461816633 has 2 divisors, whose sum is σ = 461816634. Its totient is φ = 461816632.

The previous prime is 461816629. The next prime is 461816669. The reversal of 461816633 is 336618164.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 385219129 + 76597504 = 19627^2 + 8752^2 .

It is a cyclic number.

It is not a de Polignac number, because 461816633 - 2² = 461816629 is a prime.

It is not a weakly prime, because it can be changed into another prime (461816683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230908316 + 230908317.

It is an arithmetic number, because the mean of its divisors is an integer number (230908317).

Almost surely, 2^461816633 is an apocalyptic number.

It is an amenable number.

461816633 is a deficient number, since it is larger than the sum of its proper divisors (1).

461816633 is an equidigital number, since it uses as much as digits as its factorization.

461816633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 38.

The square root of 461816633 is about 21489.9193344228. The cubic root of 461816633 is about 772.9591161399.

The spelling of 461816633 in words is "four hundred sixty-one million, eight hundred sixteen thousand, six hundred thirty-three".