22340066 has 8 divisors (see below), whose sum is σ = 38297280. Its totient is φ = 9574308.

The previous prime is 22340051. The next prime is 22340069. The reversal of 22340066 is 66004322.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22340069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 797846 + ... + 797873.

It is an arithmetic number, because the mean of its divisors is an integer number (4787160).

Almost surely, 2^22340066 is an apocalyptic number.

22340066 is a deficient number, since it is larger than the sum of its proper divisors (15957214).

22340066 is a wasteful number, since it uses less digits than its factorization.

22340066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1595728.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 22340066 is about 4726.5279011130. The cubic root of 22340066 is about 281.6403123380.

Adding to 22340066 its reverse (66004322), we get a palindrome (88344388).

The spelling of 22340066 in words is "twenty-two million, three hundred forty thousand, sixty-six".