1123786224 has 200 divisors, whose sum is σ = 3757781808. Its totient is φ = 320440320.

The previous prime is 1123786199. The next prime is 1123786229. The reversal of 1123786224 is 4226873211.

It is a happy number.

1123786224 is a `hidden beast` number, since 1 + 1 + 23 + 7 + 8 + 622 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123786229) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 240034 + ... + 244670.

Almost surely, 2^1123786224 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 1123786224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1878890904).

1123786224 is an abundant number, since it is smaller than the sum of its proper divisors (2633995584).

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

1123786224 is a wasteful number, since it uses less digits than its factorization.

1123786224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4685 (or 4670 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 1123786224 is about 33522.9208751266. The cubic root of 1123786224 is about 1039.6677390277.

It can be divided in two parts, 11237 and 86224, that added together give a triangular number (97461 = T₄₄₁).

The spelling of 1123786224 in words is "one billion, one hundred twenty-three million, seven hundred eighty-six thousand, two hundred twenty-four".