2244402 has 32 divisors (see below), whose sum is σ = 5054400. Its totient is φ = 738144.

The previous prime is 2244401. The next prime is 2244427. The reversal of 2244402 is 2044422.

2244402 is a `hidden beast` number, since 224 + 440 + 2 = 666.

2244402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (2244401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4573 + ... + 5039.

It is an arithmetic number, because the mean of its divisors is an integer number (157950).

2^2244402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2244402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2527200).

2244402 is an abundant number, since it is smaller than the sum of its proper divisors (2809998).

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

2244402 is a wasteful number, since it uses less digits than its factorization.

2244402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567 (or 561 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 2244402 is about 1498.1328379019. The cubic root of 2244402 is about 130.9283060494.

Adding to 2244402 its reverse (2044422), we get a palindrome (4288824).

The spelling of 2244402 in words is "two million, two hundred forty-four thousand, four hundred two".