2243346 has 32 divisors (see below), whose sum is σ = 5296128. Its totient is φ = 619920.

The previous prime is 2243333. The next prime is 2243359. The reversal of 2243346 is 6433422.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2243333) and next prime (2243359).

It is an Ulam number.

It is a d-powerful number, because it can be written as 2⁷ + 2¹⁹ + 4² + 3¹⁰ + 3¹³ + 4⁸ + 6 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 441 + ... + 2163.

It is an arithmetic number, because the mean of its divisors is an integer number (165504).

2^2243346 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2243346, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2648064).

2243346 is an abundant number, since it is smaller than the sum of its proper divisors (3052782).

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

2243346 is a wasteful number, since it uses less digits than its factorization.

2243346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1766.

The product of its digits is 3456, while the sum is 24.

The square root of 2243346 is about 1497.7803577294. The cubic root of 2243346 is about 130.9077687331.

Adding to 2243346 its reverse (6433422), we get a palindrome (8676768).

It can be divided in two parts, 224 and 3346, that added together give a triangular number (3570 = T₈₄).

The spelling of 2243346 in words is "two million, two hundred forty-three thousand, three hundred forty-six".