228724427822 has 16 divisors (see below), whose sum is σ = 374339740032. Its totient is φ = 103948036920.

The previous prime is 228724427779. The next prime is 228724427851.

228724427822 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 747338 + ... + 1007949.

It is an arithmetic number, because the mean of its divisors is an integer number (23396233752).

Almost surely, 2^228724427822 is an apocalyptic number.

228724427822 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

228724427822 is a deficient number, since it is larger than the sum of its proper divisors (145615312210).

228724427822 is a wasteful number, since it uses less digits than its factorization.

228724427822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1761223.

The product of its digits is 3211264, while the sum is 50.

The spelling of 228724427822 in words is "two hundred twenty-eight billion, seven hundred twenty-four million, four hundred twenty-seven thousand, eight hundred twenty-two".