22701166 has 4 divisors (see below), whose sum is σ = 34051752. Its totient is φ = 11350582.

The previous prime is 22701139. The next prime is 22701169. The reversal of 22701166 is 66110722.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22701166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22701169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5675290 + ... + 5675293.

It is an arithmetic number, because the mean of its divisors is an integer number (8512938).

Almost surely, 2^22701166 is an apocalyptic number.

22701166 is a deficient number, since it is larger than the sum of its proper divisors (11350586).

22701166 is a wasteful number, since it uses less digits than its factorization.

22701166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11350585.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 22701166 is about 4764.5740628098. The cubic root of 22701166 is about 283.1496667413.

Adding to 22701166 its reverse (66110722), we get a palindrome (88811888).

The spelling of 22701166 in words is "twenty-two million, seven hundred one thousand, one hundred sixty-six".