1224396712 has 96 divisors (see below), whose sum is σ = 3084894720. Its totient is φ = 448949760.

The previous prime is 1224396703. The next prime is 1224396721. The reversal of 1224396712 is 2176934221.

It is an interprime number because it is at equal distance from previous prime (1224396703) and next prime (1224396721).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64953 + ... + 81655.

It is an arithmetic number, because the mean of its divisors is an integer number (32134320).

Almost surely, 2^1224396712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1224396712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1542447360).

1224396712 is an abundant number, since it is smaller than the sum of its proper divisors (1860498008).

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

1224396712 is a wasteful number, since it uses less digits than its factorization.

1224396712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16751 (or 16740 counting only the distinct ones).

The product of its digits is 36288, while the sum is 37.

The square root of 1224396712 is about 34991.3805386412. The cubic root of 1224396712 is about 1069.8118025778.

The spelling of 1224396712 in words is "one billion, two hundred twenty-four million, three hundred ninety-six thousand, seven hundred twelve".