2253204 has 48 divisors (see below), whose sum is σ = 6039040. Its totient is φ = 725760.

The previous prime is 2253203. The next prime is 2253221. The reversal of 2253204 is 4023522.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2253203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3012 + ... + 3684.

2^2253204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2253204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3019520).

2253204 is an abundant number, since it is smaller than the sum of its proper divisors (3785836).

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

2253204 is a wasteful number, since it uses less digits than its factorization.

2253204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717 (or 709 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 2253204 is about 1501.0676200625. The cubic root of 2253204 is about 131.0992391391.

Adding to 2253204 its reverse (4023522), we get a palindrome (6276726).

The spelling of 2253204 in words is "two million, two hundred fifty-three thousand, two hundred four".