2228833772 has 12 divisors (see below), whose sum is σ = 4255046376. Its totient is φ = 1013106240.

The previous prime is 2228833729. The next prime is 2228833781. The reversal of 2228833772 is 2773388222.

2228833772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 50655313 = 2228833772 / (2 + 2 + 2 + 8 + 8 + 3 + 3 + 7 + 7 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25327613 + ... + 25327700.

It is an arithmetic number, because the mean of its divisors is an integer number (354587198).

Almost surely, 2^2228833772 is an apocalyptic number.

2228833772 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2228833772 is a deficient number, since it is larger than the sum of its proper divisors (2026212604).

2228833772 is a wasteful number, since it uses less digits than its factorization.

2228833772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50655328 (or 50655326 counting only the distinct ones).

The product of its digits is 451584, while the sum is 44.

The square root of 2228833772 is about 47210.5260720530. The cubic root of 2228833772 is about 1306.2487661535.

The spelling of 2228833772 in words is "two billion, two hundred twenty-eight million, eight hundred thirty-three thousand, seven hundred seventy-two".