2169228826 has 16 divisors (see below), whose sum is σ = 3444328800. Its totient is φ = 1022858928.

The previous prime is 2169228811. The next prime is 2169228833. The reversal of 2169228826 is 6288229612.

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, 432396 + ... + 437383.

It is an arithmetic number, because the mean of its divisors is an integer number (215270550).

Almost surely, 2^2169228826 is an apocalyptic number.

2169228826 is a deficient number, since it is larger than the sum of its proper divisors (1275099974).

2169228826 is a wasteful number, since it uses less digits than its factorization.

2169228826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869853.

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

The square root of 2169228826 is about 46574.9806870599. The cubic root of 2169228826 is about 1294.4992077827.

The spelling of 2169228826 in words is "two billion, one hundred sixty-nine million, two hundred twenty-eight thousand, eight hundred twenty-six".