2229331888 has 20 divisors (see below), whose sum is σ = 4936378000. Its totient is φ = 955427904.

The previous prime is 2229331843. The next prime is 2229331903. The reversal of 2229331888 is 8881339222.

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, 9952263 + ... + 9952486.

It is an arithmetic number, because the mean of its divisors is an integer number (246818900).

Almost surely, 2^2229331888 is an apocalyptic number.

2229331888 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2229331888 is an abundant number, since it is smaller than the sum of its proper divisors (2707046112).

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

2229331888 is a wasteful number, since it uses less digits than its factorization.

2229331888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19904764 (or 19904758 counting only the distinct ones).

The product of its digits is 331776, while the sum is 46.

The square root of 2229331888 is about 47215.8012533940. The cubic root of 2229331888 is about 1306.3460689003.

The spelling of 2229331888 in words is "two billion, two hundred twenty-nine million, three hundred thirty-one thousand, eight hundred eighty-eight".