12316622 has 4 divisors (see below), whose sum is σ = 18474936. Its totient is φ = 6158310.

The previous prime is 12316609. The next prime is 12316627. The reversal of 12316622 is 22661321.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12316627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3079154 + ... + 3079157.

It is an arithmetic number, because the mean of its divisors is an integer number (4618734).

Almost surely, 2^12316622 is an apocalyptic number.

12316622 is a deficient number, since it is larger than the sum of its proper divisors (6158314).

12316622 is an equidigital number, since it uses as much as digits as its factorization.

12316622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6158313.

The product of its digits is 864, while the sum is 23.

The square root of 12316622 is about 3509.5045234335. The cubic root of 12316622 is about 230.9389592782.

Adding to 12316622 its reverse (22661321), we get a palindrome (34977943).

The spelling of 12316622 in words is "twelve million, three hundred sixteen thousand, six hundred twenty-two".