2533131244 has 36 divisors (see below), whose sum is σ = 5227401144. Its totient is φ = 1070750016.

The previous prime is 2533131239. The next prime is 2533131253. The reversal of 2533131244 is 4421313352.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74214 + ... + 102829.

Almost surely, 2^2533131244 is an apocalyptic number.

It is an amenable number.

2533131244 is an abundant number, since it is smaller than the sum of its proper divisors (2694269900).

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

2533131244 is a wasteful number, since it uses less digits than its factorization.

2533131244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177134 (or 177125 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

The square root of 2533131244 is about 50330.2219744757. The cubic root of 2533131244 is about 1363.1779854330.

Adding to 2533131244 its reverse (4421313352), we get a palindrome (6954444596).

The spelling of 2533131244 in words is "two billion, five hundred thirty-three million, one hundred thirty-one thousand, two hundred forty-four".