463221898 has 4 divisors (see below), whose sum is σ = 694832850. Its totient is φ = 231610948.

The previous prime is 463221893. The next prime is 463221911. The reversal of 463221898 is 898122364.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 307546369 + 155675529 = 17537^2 + 12477^2 .

It is not an unprimeable number, because it can be changed into a prime (463221893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115805473 + ... + 115805476.

Almost surely, 2^463221898 is an apocalyptic number.

463221898 is a deficient number, since it is larger than the sum of its proper divisors (231610952).

463221898 is a wasteful number, since it uses less digits than its factorization.

463221898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231610951.

The product of its digits is 165888, while the sum is 43.

The square root of 463221898 is about 21522.5904110077. The cubic root of 463221898 is about 773.7423364528.

The spelling of 463221898 in words is "four hundred sixty-three million, two hundred twenty-one thousand, eight hundred ninety-eight".