12422464 has 14 divisors (see below), whose sum is σ = 24650954. Its totient is φ = 6211200.

The previous prime is 12422453. The next prime is 12422471. The reversal of 12422464 is 46422421.

It is a happy number.

12422464 is nontrivially palindromic in base 12.

It can be written as a sum of positive squares in only one way, i.e., 7617600 + 4804864 = 2760^2 + 2192^2 .

It is a super-2 number, since 2×12422464² = 308635223662592, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96987 + ... + 97114.

Almost surely, 2^12422464 is an apocalyptic number.

It is an amenable number.

12422464 is a deficient number, since it is larger than the sum of its proper divisors (12228490).

12422464 is an equidigital number, since it uses as much as digits as its factorization.

12422464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194113 (or 194103 counting only the distinct ones).

The product of its digits is 3072, while the sum is 25.

The square root of 12422464 is about 3524.5516026865. The cubic root of 12422464 is about 231.5985924468.

Adding to 12422464 its reverse (46422421), we get a palindrome (58844885).

The spelling of 12422464 in words is "twelve million, four hundred twenty-two thousand, four hundred sixty-four".