2166226270 has 16 divisors (see below), whose sum is σ = 4199146560. Its totient is φ = 799837344.

The previous prime is 2166226261. The next prime is 2166226289. The reversal of 2166226270 is 726226612.

It is a super-2 number, since 2×2166226270² = 9385072505676225800, which contains 22 as substring.

It is a congruent number.

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, 8331510 + ... + 8331769.

It is an arithmetic number, because the mean of its divisors is an integer number (262446660).

Almost surely, 2^2166226270 is an apocalyptic number.

2166226270 is a deficient number, since it is larger than the sum of its proper divisors (2032920290).

2166226270 is a wasteful number, since it uses less digits than its factorization.

2166226270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16663299.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 2166226270 is about 46542.7359531001. The cubic root of 2166226270 is about 1293.9016680771.

The spelling of 2166226270 in words is "two billion, one hundred sixty-six million, two hundred twenty-six thousand, two hundred seventy".