2251503424 has 28 divisors (see below), whose sum is σ = 4469839168. Its totient is φ = 1125244800.

The previous prime is 2251503379. The next prime is 2251503427. The reversal of 2251503424 is 4243051522.

It is a junction number, because it is equal to n+sod(n) for n = 2251503392 and 2251503401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251503427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164359 + ... + 177529.

Almost surely, 2^2251503424 is an apocalyptic number.

It is an amenable number.

2251503424 is a deficient number, since it is larger than the sum of its proper divisors (2218335744).

2251503424 is a wasteful number, since it uses less digits than its factorization.

2251503424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15854 (or 15844 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 2251503424 is about 47450.0097365638. The cubic root of 2251503424 is about 1310.6624903091.

Adding to 2251503424 its reverse (4243051522), we get a palindrome (6494554946).

The spelling of 2251503424 in words is "two billion, two hundred fifty-one million, five hundred three thousand, four hundred twenty-four".