12202422 has 16 divisors (see below), whose sum is σ = 24924672. Its totient is φ = 3980840.

The previous prime is 12202381. The next prime is 12202423. The reversal of 12202422 is 22420221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12202423) 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 7 ways as a sum of consecutive naturals, for example, 21354 + ... + 21917.

It is an arithmetic number, because the mean of its divisors is an integer number (1557792).

Almost surely, 2^12202422 is an apocalyptic number.

12202422 is an abundant number, since it is smaller than the sum of its proper divisors (12722250).

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

12202422 is a wasteful number, since it uses less digits than its factorization.

12202422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43323.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 12202422 is about 3493.1965304002. The cubic root of 12202422 is about 230.2229847548. Note that the first 3 decimals are identical.

Adding to 12202422 its reverse (22420221), we get a palindrome (34622643).

The spelling of 12202422 in words is "twelve million, two hundred two thousand, four hundred twenty-two".