2253275444 has 24 divisors (see below), whose sum is σ = 4507805568. Its totient is φ = 965420640.

The previous prime is 2253275429. The next prime is 2253275447. The reversal of 2253275444 is 4445723522.

It is a junction number, because it is equal to n+sod(n) for n = 2253275398 and 2253275407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2253275447) 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, 116849 + ... + 134759.

It is an arithmetic number, because the mean of its divisors is an integer number (187825232).

Almost surely, 2^2253275444 is an apocalyptic number.

It is an amenable number.

2253275444 is an abundant number, since it is smaller than the sum of its proper divisors (2254530124).

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

2253275444 is a wasteful number, since it uses less digits than its factorization.

2253275444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22415 (or 22413 counting only the distinct ones).

The product of its digits is 268800, while the sum is 38.

The square root of 2253275444 is about 47468.6785575499. The cubic root of 2253275444 is about 1311.0062474453.

Adding to 2253275444 its reverse (4445723522), we get a palindrome (6698998966).

The spelling of 2253275444 in words is "two billion, two hundred fifty-three million, two hundred seventy-five thousand, four hundred forty-four".