1222732616 has 32 divisors (see below), whose sum is σ = 2774269440. Its totient is φ = 493202688.

The previous prime is 1222732583. The next prime is 1222732619. The reversal of 1222732616 is 6162372221.

It is not an unprimeable number, because it can be changed into a prime (1222732619) 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, 641240 + ... + 643143.

It is an arithmetic number, because the mean of its divisors is an integer number (86695920).

Almost surely, 2^1222732616 is an apocalyptic number.

It is an amenable number.

1222732616 is an abundant number, since it is smaller than the sum of its proper divisors (1551536824).

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

1222732616 is a wasteful number, since it uses less digits than its factorization.

1222732616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1284413 (or 1284409 counting only the distinct ones).

The product of its digits is 12096, while the sum is 32.

The square root of 1222732616 is about 34967.5937976865. The cubic root of 1222732616 is about 1069.3269170654.

The spelling of 1222732616 in words is "one billion, two hundred twenty-two million, seven hundred thirty-two thousand, six hundred sixteen".