2223724032 has 120 divisors (see below), whose sum is σ = 6795576216. Its totient is φ = 697614336.

The previous prime is 2223724003. The next prime is 2223724039. The reversal of 2223724032 is 2304273222.

It is a happy number.

2223724032 is a `hidden beast` number, since 22 + 237 + 2 + 403 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2223723987 and 2223724005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2223724039) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64143 + ... + 92529.

Almost surely, 2^2223724032 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 2223724032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3397788108).

2223724032 is an abundant number, since it is smaller than the sum of its proper divisors (4571852184).

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

2223724032 is a wasteful number, since it uses less digits than its factorization.

2223724032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28428 (or 28409 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 27.

The square root of 2223724032 is about 47156.3784869025. The cubic root of 2223724032 is about 1305.2497835167.

Adding to 2223724032 its reverse (2304273222), we get a palindrome (4527997254).

The spelling of 2223724032 in words is "two billion, two hundred twenty-three million, seven hundred twenty-four thousand, thirty-two".