226633899 has 4 divisors (see below), whose sum is σ = 302178536. Its totient is φ = 151089264.

The previous prime is 226633873. The next prime is 226633903. The reversal of 226633899 is 998336622.

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

It is not a de Polignac number, because 226633899 - 2⁵ = 226633867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226634899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37772314 + ... + 37772319.

It is an arithmetic number, because the mean of its divisors is an integer number (75544634).

Almost surely, 2^226633899 is an apocalyptic number.

226633899 is a deficient number, since it is larger than the sum of its proper divisors (75544637).

226633899 is an equidigital number, since it uses as much as digits as its factorization.

226633899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75544636.

The product of its digits is 839808, while the sum is 48.

The square root of 226633899 is about 15054.3647823480. The cubic root of 226633899 is about 609.6889025528.

It can be divided in two parts, 22663 and 3899, that added together give a palindrome (26562).

The spelling of 226633899 in words is "two hundred twenty-six million, six hundred thirty-three thousand, eight hundred ninety-nine".