1222555232 has 24 divisors (see below), whose sum is σ = 2422246176. Its totient is φ = 607381632.

The previous prime is 1222555183. The next prime is 1222555241. The reversal of 1222555232 is 2325552221.

It is a junction number, because it is equal to n+sod(n) for n = 1222555195 and 1222555204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116648 + ... + 126695.

It is an arithmetic number, because the mean of its divisors is an integer number (100926924).

Almost surely, 2^1222555232 is an apocalyptic number.

It is an amenable number.

1222555232 is a deficient number, since it is larger than the sum of its proper divisors (1199690944).

1222555232 is a wasteful number, since it uses less digits than its factorization.

1222555232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243510 (or 243502 counting only the distinct ones).

The product of its digits is 12000, while the sum is 29.

The square root of 1222555232 is about 34965.0573001103. The cubic root of 1222555232 is about 1069.2752048440.

The spelling of 1222555232 in words is "one billion, two hundred twenty-two million, five hundred fifty-five thousand, two hundred thirty-two".