12422038 has 4 divisors (see below), whose sum is σ = 18633060. Its totient is φ = 6211018.

The previous prime is 12422027. The next prime is 12422051. The reversal of 12422038 is 83022421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83022421 = 6133 ⋅13537.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3105508 + ... + 3105511.

It is an arithmetic number, because the mean of its divisors is an integer number (4658265).

Almost surely, 2^12422038 is an apocalyptic number.

12422038 is a deficient number, since it is larger than the sum of its proper divisors (6211022).

12422038 is an equidigital number, since it uses as much as digits as its factorization.

12422038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6211021.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 12422038 is about 3524.4911689491. The cubic root of 12422038 is about 231.5959450352.

Adding to 12422038 its reverse (83022421), we get a palindrome (95444459).

The spelling of 12422038 in words is "twelve million, four hundred twenty-two thousand, thirty-eight".