1224253484 has 12 divisors (see below), whose sum is σ = 2200347744. Its totient is φ = 595582704.

The previous prime is 1224253477. The next prime is 1224253493. The reversal of 1224253484 is 4843524221.

It is a super-2 number, since 2×1224253484² = 2997593186172276512, which contains 22 as substring.

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, 4135844 + ... + 4136139.

It is an arithmetic number, because the mean of its divisors is an integer number (183362312).

Almost surely, 2^1224253484 is an apocalyptic number.

It is an amenable number.

1224253484 is a deficient number, since it is larger than the sum of its proper divisors (976094260).

1224253484 is a wasteful number, since it uses less digits than its factorization.

1224253484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8272024 (or 8272022 counting only the distinct ones).

The product of its digits is 61440, while the sum is 35.

The square root of 1224253484 is about 34989.3338604781. Note that the first 3 decimals coincide. The cubic root of 1224253484 is about 1069.7700859842.

The spelling of 1224253484 in words is "one billion, two hundred twenty-four million, two hundred fifty-three thousand, four hundred eighty-four".