266673222 has 40 divisors (see below), whose sum is σ = 616832832. Its totient is φ = 86022000.

The previous prime is 266673221. The next prime is 266673257. The reversal of 266673222 is 222376662.

It is a super-2 number, since 2×266673222² = 142229214663722568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266673221) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 21529 + ... + 31572.

Almost surely, 2^266673222 is an apocalyptic number.

266673222 is an abundant number, since it is smaller than the sum of its proper divisors (350159610).

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

266673222 is a wasteful number, since it uses less digits than its factorization.

266673222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53146 (or 53137 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 266673222 is about 16330.1323325930. The cubic root of 266673222 is about 643.6648639478.

The spelling of 266673222 in words is "two hundred sixty-six million, six hundred seventy-three thousand, two hundred twenty-two".