463998841 has 2 divisors, whose sum is σ = 463998842. Its totient is φ = 463998840.

The previous prime is 463998809. The next prime is 463998859. The reversal of 463998841 is 148899364.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 383376400 + 80622441 = 19580^2 + 8979^2 .

It is a cyclic number.

It is not a de Polignac number, because 463998841 - 2⁵ = 463998809 is a prime.

It is not a weakly prime, because it can be changed into another prime (463998881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231999420 + 231999421.

It is an arithmetic number, because the mean of its divisors is an integer number (231999421).

Almost surely, 2^463998841 is an apocalyptic number.

It is an amenable number.

463998841 is a deficient number, since it is larger than the sum of its proper divisors (1).

463998841 is an equidigital number, since it uses as much as digits as its factorization.

463998841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1492992, while the sum is 52.

The square root of 463998841 is about 21540.6323259091. The cubic root of 463998841 is about 774.1746835351.

The spelling of 463998841 in words is "four hundred sixty-three million, nine hundred ninety-eight thousand, eight hundred forty-one".