2245143372 has 24 divisors (see below), whose sum is σ = 5239439856. Its totient is φ = 748270848.

The previous prime is 2245143371. The next prime is 2245143377. The reversal of 2245143372 is 2733415422.

It is not an unprimeable number, because it can be changed into a prime (2245143371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137128 + ... + 152624.

It is an arithmetic number, because the mean of its divisors is an integer number (218309994).

Almost surely, 2^2245143372 is an apocalyptic number.

It is an amenable number.

2245143372 is an abundant number, since it is smaller than the sum of its proper divisors (2994296484).

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

2245143372 is a wasteful number, since it uses less digits than its factorization.

2245143372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27577 (or 27575 counting only the distinct ones).

The product of its digits is 40320, while the sum is 33.

The square root of 2245143372 is about 47382.9438933463. The cubic root of 2245143372 is about 1309.4272056370.

Adding to 2245143372 its reverse (2733415422), we get a palindrome (4978558794).

The spelling of 2245143372 in words is "two billion, two hundred forty-five million, one hundred forty-three thousand, three hundred seventy-two".