1224253044 has 108 divisors (see below), whose sum is σ = 3609488064. Its totient is φ = 348854688.

The previous prime is 1224253027. The next prime is 1224253057. The reversal of 1224253044 is 4403524221.

1224253044 is a `hidden beast` number, since 122 + 4 + 2 + 530 + 4 + 4 = 666.

1224253044 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1224252999 and 1224253017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 921909 + ... + 923235.

Almost surely, 2^1224253044 is an apocalyptic number.

1224253044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1224253044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1804744032).

1224253044 is an abundant number, since it is smaller than the sum of its proper divisors (2385235020).

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

1224253044 is a wasteful number, since it uses less digits than its factorization.

1224253044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1874 (or 1862 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 1224253044 is about 34989.3275728471. The cubic root of 1224253044 is about 1069.7699578248.

Adding to 1224253044 its reverse (4403524221), we get a palindrome (5627777265).

The spelling of 1224253044 in words is "one billion, two hundred twenty-four million, two hundred fifty-three thousand, forty-four".