1222542032 has 20 divisors (see below), whose sum is σ = 2404030656. Its totient is φ = 602147040.

The previous prime is 1222542031. The next prime is 1222542091. The reversal of 1222542032 is 2302452221.

It is a junction number, because it is equal to n+sod(n) for n = 1222541989 and 1222542007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222542031) 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 3 ways as a sum of consecutive naturals, for example, 569144 + ... + 571287.

Almost surely, 2^1222542032 is an apocalyptic number.

It is an amenable number.

1222542032 is a deficient number, since it is larger than the sum of its proper divisors (1181488624).

1222542032 is a wasteful number, since it uses less digits than its factorization.

1222542032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1140506 (or 1140500 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 1222542032 is about 34964.8685397214. The cubic root of 1222542032 is about 1069.2713564880.

Adding to 1222542032 its reverse (2302452221), we get a palindrome (3524994253).

The spelling of 1222542032 in words is "one billion, two hundred twenty-two million, five hundred forty-two thousand, thirty-two".