2244390 has 32 divisors (see below), whose sum is σ = 5460480. Its totient is φ = 590304.

The previous prime is 2244377. The next prime is 2244401. The reversal of 2244390 is 934422.

It is a happy number.

2244390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2244390.

It is a congruent number.

It is an unprimeable number.

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, 1897 + ... + 2843.

It is an arithmetic number, because the mean of its divisors is an integer number (170640).

2^2244390 is an apocalyptic number.

2244390 is an abundant number, since it is smaller than the sum of its proper divisors (3216090).

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

2244390 is a wasteful number, since it uses less digits than its factorization.

2244390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1036.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 2244390 is about 1498.1288329112. The cubic root of 2244390 is about 130.9280727070.

The spelling of 2244390 in words is "two million, two hundred forty-four thousand, three hundred ninety".