2244623472 has 120 divisors (see below), whose sum is σ = 7731525984. Its totient is φ = 591985152.

The previous prime is 2244623471. The next prime is 2244623503. The reversal of 2244623472 is 2743264422.

2244623472 is a `hidden beast` number, since 2 + 24 + 4 + 623 + 4 + 7 + 2 = 666.

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2244623471) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72543 + ... + 98750.

Almost surely, 2^2244623472 is an apocalyptic number.

It is an amenable number.

2244623472 is an abundant number, since it is smaller than the sum of its proper divisors (5486902512).

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

2244623472 is a wasteful number, since it uses less digits than its factorization.

2244623472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171327 (or 171318 counting only the distinct ones).

The product of its digits is 129024, while the sum is 36.

The square root of 2244623472 is about 47377.4574243912. The cubic root of 2244623472 is about 1309.3261246745.

Adding to 2244623472 its reverse (2743264422), we get a palindrome (4987887894).

The spelling of 2244623472 in words is "two billion, two hundred forty-four million, six hundred twenty-three thousand, four hundred seventy-two".