2231523044 has 24 divisors (see below), whose sum is σ = 3922490880. Its totient is φ = 1110824064.

The previous prime is 2231523023. The next prime is 2231523061. The reversal of 2231523044 is 4403251322.

It is a super-3 number, since 3×2231523044³ (a number of 29 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1040237 + ... + 1042379.

It is an arithmetic number, because the mean of its divisors is an integer number (163437120).

Almost surely, 2^2231523044 is an apocalyptic number.

It is an amenable number.

2231523044 is a deficient number, since it is larger than the sum of its proper divisors (1690967836).

2231523044 is a wasteful number, since it uses less digits than its factorization.

2231523044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3179 (or 3177 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 2231523044 is about 47238.9991849954. Note that the first 3 decimals coincide. The cubic root of 2231523044 is about 1306.7739206642.

Adding to 2231523044 its reverse (4403251322), we get a palindrome (6634774366).

The spelling of 2231523044 in words is "two billion, two hundred thirty-one million, five hundred twenty-three thousand, forty-four".