22350647 has 8 divisors (see below), whose sum is σ = 24492672. Its totient is φ = 20227000.

The previous prime is 22350613. The next prime is 22350649. The reversal of 22350647 is 74605322.

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

It is a cyclic number.

It is not a de Polignac number, because 22350647 - 2¹⁶ = 22285111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22350649) 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 in 7 ways as a sum of consecutive naturals, for example, 1979 + ... + 6972.

It is an arithmetic number, because the mean of its divisors is an integer number (3061584).

Almost surely, 2^22350647 is an apocalyptic number.

22350647 is a deficient number, since it is larger than the sum of its proper divisors (2142025).

22350647 is a wasteful number, since it uses less digits than its factorization.

22350647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9189.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 22350647 is about 4727.6470891978. The cubic root of 22350647 is about 281.6847700668.

Adding to 22350647 its reverse (74605322), we get a palindrome (96955969).

The spelling of 22350647 in words is "twenty-two million, three hundred fifty thousand, six hundred forty-seven".