14622813 has 6 divisors (see below), whose sum is σ = 21121854. Its totient is φ = 9748536.

The previous prime is 14622791. The next prime is 14622833. The reversal of 14622813 is 31822641.

It can be written as a sum of positive squares in only one way, i.e., 14607684 + 15129 = 3822^2 + 123^2 .

It is not a de Polignac number, because 14622813 - 2⁹ = 14622301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14622833) 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 5 ways as a sum of consecutive naturals, for example, 812370 + ... + 812387.

It is an arithmetic number, because the mean of its divisors is an integer number (3520309).

Almost surely, 2^14622813 is an apocalyptic number.

It is an amenable number.

14622813 is a deficient number, since it is larger than the sum of its proper divisors (6499041).

14622813 is a wasteful number, since it uses less digits than its factorization.

14622813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1624763 (or 1624760 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 14622813 is about 3823.9786871791. The cubic root of 14622813 is about 244.5364719075.

The spelling of 14622813 in words is "fourteen million, six hundred twenty-two thousand, eight hundred thirteen".