22465666 has 8 divisors (see below), whose sum is σ = 34269840. Its totient is φ = 11042388.

The previous prime is 22465661. The next prime is 22465673. The reversal of 22465666 is 66656422.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22465666² = 1009412297647112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22465661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95076 + ... + 95311.

It is an arithmetic number, because the mean of its divisors is an integer number (4283730).

Almost surely, 2^22465666 is an apocalyptic number.

22465666 is a deficient number, since it is larger than the sum of its proper divisors (11804174).

22465666 is a wasteful number, since it uses less digits than its factorization.

22465666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190448.

The product of its digits is 103680, while the sum is 37.

The square root of 22465666 is about 4739.7959871708. The cubic root of 22465666 is about 282.1671376454.

The spelling of 22465666 in words is "twenty-two million, four hundred sixty-five thousand, six hundred sixty-six".