225266166 has 36 divisors (see below), whose sum is σ = 515131812. Its totient is φ = 71134632.

The previous prime is 225266149. The next prime is 225266183. The reversal of 225266166 is 661662522.

It is an interprime number because it is at equal distance from previous prime (225266149) and next prime (225266183).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 225266166.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 10836 + ... + 23831.

It is an arithmetic number, because the mean of its divisors is an integer number (14309217).

Almost surely, 2^225266166 is an apocalyptic number.

225266166 is an abundant number, since it is smaller than the sum of its proper divisors (289865646).

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

225266166 is a wasteful number, since it uses less digits than its factorization.

225266166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34713 (or 34691 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 225266166 is about 15008.8695776864. The cubic root of 225266166 is about 608.4599384374.

The spelling of 225266166 in words is "two hundred twenty-five million, two hundred sixty-six thousand, one hundred sixty-six".