4228172826 has 16 divisors (see below), whose sum is σ = 8456983200. Its totient is φ = 1409284688.

The previous prime is 4228172791. The next prime is 4228172857. The reversal of 4228172826 is 6282718224.

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, 139765 + ... + 167303.

It is an arithmetic number, because the mean of its divisors is an integer number (528561450).

Almost surely, 2^4228172826 is an apocalyptic number.

4228172826 is an abundant number, since it is smaller than the sum of its proper divisors (4228810374).

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

4228172826 is a wasteful number, since it uses less digits than its factorization.

4228172826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53133.

The product of its digits is 172032, while the sum is 42.

The square root of 4228172826 is about 65024.4017734881. The cubic root of 4228172826 is about 1617.0281370824.

The spelling of 4228172826 in words is "four billion, two hundred twenty-eight million, one hundred seventy-two thousand, eight hundred twenty-six".