22314647 has 4 divisors (see below), whose sum is σ = 22343040. Its totient is φ = 22286256.

The previous prime is 22314599. The next prime is 22314667. The reversal of 22314647 is 74641322.

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

It is a cyclic number.

It is not a de Polignac number, because 22314647 - 2⁶ = 22314583 is a prime.

It is a super-3 number, since 3×22314647³ (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22314667) 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, 12983 + ... + 14600.

It is an arithmetic number, because the mean of its divisors is an integer number (5585760).

Almost surely, 2^22314647 is an apocalyptic number.

22314647 is a deficient number, since it is larger than the sum of its proper divisors (28393).

22314647 is an equidigital number, since it uses as much as digits as its factorization.

22314647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28392.

The product of its digits is 8064, while the sum is 29.

The square root of 22314647 is about 4723.8381640357. The cubic root of 22314647 is about 281.5334530291.

Adding to 22314647 its reverse (74641322), we get a palindrome (96955969).

The spelling of 22314647 in words is "twenty-two million, three hundred fourteen thousand, six hundred forty-seven".