2500144232 has 8 divisors (see below), whose sum is σ = 4687770450. Its totient is φ = 1250072112.

The previous prime is 2500144189. The next prime is 2500144237. The reversal of 2500144232 is 2324410052.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2494602916 + 5541316 = 49946^2 + 2354^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2500144198 and 2500144207.

It is not an unprimeable number, because it can be changed into a prime (2500144237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156259007 + ... + 156259022.

Almost surely, 2^2500144232 is an apocalyptic number.

It is an amenable number.

2500144232 is a deficient number, since it is larger than the sum of its proper divisors (2187626218).

2500144232 is a wasteful number, since it uses less digits than its factorization.

2500144232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312518035 (or 312518031 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 2500144232 is about 50001.4422991977. The cubic root of 2500144232 is about 1357.2349081876.

Adding to 2500144232 its reverse (2324410052), we get a palindrome (4824554284).

The spelling of 2500144232 in words is "two billion, five hundred million, one hundred forty-four thousand, two hundred thirty-two".