12222462 has 32 divisors (see below), whose sum is σ = 28512000. Its totient is φ = 3491544.

The previous prime is 12222461. The next prime is 12222517. The reversal of 12222462 is 26422221.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12222461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 912 + ... + 5027.

It is an arithmetic number, because the mean of its divisors is an integer number (891000).

Almost surely, 2^12222462 is an apocalyptic number.

12222462 is an abundant number, since it is smaller than the sum of its proper divisors (16289538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12222462 is an equidigital number, since it uses as much as digits as its factorization.

12222462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5965 (or 5951 counting only the distinct ones).

The product of its digits is 768, while the sum is 21.

The square root of 12222462 is about 3496.0637866034. The cubic root of 12222462 is about 230.3489473232.

Adding to 12222462 its reverse (26422221), we get a palindrome (38644683).

The spelling of 12222462 in words is "twelve million, two hundred twenty-two thousand, four hundred sixty-two".