2232444 has 12 divisors (see below), whose sum is σ = 5209064. Its totient is φ = 744144.

The previous prime is 2232437. The next prime is 2232463. The reversal of 2232444 is 4442322.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×2232444³ = 33378204833034553152, which contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 2232444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93007 + ... + 93030.

2^2232444 is an apocalyptic number.

It is an amenable number.

2232444 is an abundant number, since it is smaller than the sum of its proper divisors (2976620).

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

2232444 is a wasteful number, since it uses less digits than its factorization.

2232444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186044 (or 186042 counting only the distinct ones).

The product of its digits is 1536, while the sum is 21.

The square root of 2232444 is about 1494.1365399454. The cubic root of 2232444 is about 130.6953665729.

Adding to 2232444 its reverse (4442322), we get a palindrome (6674766).

The spelling of 2232444 in words is "two million, two hundred thirty-two thousand, four hundred forty-four".