22416066 has 24 divisors (see below), whose sum is σ = 48657024. Its totient is φ = 7458360.

The previous prime is 22416061. The next prime is 22416073. The reversal of 22416066 is 66061422.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22416061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15715 + ... + 17081.

It is an arithmetic number, because the mean of its divisors is an integer number (2027376).

Almost surely, 2^22416066 is an apocalyptic number.

22416066 is an abundant number, since it is smaller than the sum of its proper divisors (26240958).

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

22416066 is a wasteful number, since it uses less digits than its factorization.

22416066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2286 (or 2283 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 22416066 is about 4734.5608032847. The cubic root of 22416066 is about 281.9593271656.

Adding to 22416066 its reverse (66061422), we get a palindrome (88477488).

It can be divided in two parts, 224 and 16066, that added together give a triangular number (16290 = T₁₈₀).

The spelling of 22416066 in words is "twenty-two million, four hundred sixteen thousand, sixty-six".