455832198 has 40 divisors (see below), whose sum is σ = 1030986792. Its totient is φ = 150518304.

The previous prime is 455832191. The next prime is 455832233. The reversal of 455832198 is 891238554.

455832198 is a `hidden beast` number, since 4 + 558 + 3 + 2 + 1 + 98 = 666.

It is a super-2 number, since 2×455832198² = 415565985467022408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455832191) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4186 + ... + 30482.

Almost surely, 2^455832198 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 455832198, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (515493396).

455832198 is an abundant number, since it is smaller than the sum of its proper divisors (575154594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

455832198 is a wasteful number, since it uses less digits than its factorization.

455832198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26418 (or 26409 counting only the distinct ones).

The product of its digits is 345600, while the sum is 45.

The square root of 455832198 is about 21350.2271182299. The cubic root of 455832198 is about 769.6058014868.

The spelling of 455832198 in words is "four hundred fifty-five million, eight hundred thirty-two thousand, one hundred ninety-eight".