1222303552 has 28 divisors (see below), whose sum is σ = 2481921376. Its totient is φ = 596937600.

The previous prime is 1222303517. The next prime is 1222303597. The reversal of 1222303552 is 2553032221.

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, 219324 + ... + 224827.

Almost surely, 2^1222303552 is an apocalyptic number.

It is an amenable number.

1222303552 is an abundant number, since it is smaller than the sum of its proper divisors (1259617824).

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

1222303552 is an equidigital number, since it uses as much as digits as its factorization.

1222303552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444206 (or 444196 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 1222303552 is about 34961.4580931631. The cubic root of 1222303552 is about 1069.2018247503.

Adding to 1222303552 its reverse (2553032221), we get a palindrome (3775335773).

The spelling of 1222303552 in words is "one billion, two hundred twenty-two million, three hundred three thousand, five hundred fifty-two".