228723962922 has 384 divisors, whose sum is σ = 657921761280. Its totient is φ = 58342394880.

The previous prime is 228723962879. The next prime is 228723962941. The reversal of 228723962922 is 229269327822.

228723962922 is a `hidden beast` number, since 2 + 2 + 8 + 7 + 2 + 3 + 9 + 629 + 2 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 179109748 + ... + 179111024.

It is an arithmetic number, because the mean of its divisors is an integer number (1713337920).

Almost surely, 2^228723962922 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 228723962922, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (328960880640).

228723962922 is an abundant number, since it is smaller than the sum of its proper divisors (429197798358).

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

228723962922 is a wasteful number, since it uses less digits than its factorization.

228723962922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1483 (or 1470 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The spelling of 228723962922 in words is "two hundred twenty-eight billion, seven hundred twenty-three million, nine hundred sixty-two thousand, nine hundred twenty-two".