2253456 has 30 divisors (see below), whose sum is σ = 6306950. Its totient is φ = 751104.

The previous prime is 2253451. The next prime is 2253473. The reversal of 2253456 is 6543522.

It can be written as a sum of positive squares in only one way, i.e., 1587600 + 665856 = 1260^2 + 816^2 .

It is not an unprimeable number, because it can be changed into a prime (2253451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7681 + ... + 7968.

2^2253456 is an apocalyptic number.

It is an amenable number.

2253456 is an abundant number, since it is smaller than the sum of its proper divisors (4053494).

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

2253456 is a wasteful number, since it uses less digits than its factorization.

2253456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15663 (or 15654 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 2253456 is about 1501.1515579714. The cubic root of 2253456 is about 131.1041263688.

Adding to 2253456 its reverse (6543522), we get a palindrome (8796978).

The spelling of 2253456 in words is "two million, two hundred fifty-three thousand, four hundred fifty-six".