2223342 has 64 divisors (see below), whose sum is σ = 5702400. Its totient is φ = 635040.

The previous prime is 2223329. The next prime is 2223371. The reversal of 2223342 is 2433222.

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

It is a d-powerful number, because it can be written as 2³ + 2¹³ + 2¹⁵ + 3 + 3⁹ + 4⁸ + 2²¹ .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11188 + ... + 11384.

It is an arithmetic number, because the mean of its divisors is an integer number (89100).

2^2223342 is an apocalyptic number.

2223342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2223342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2851200).

2223342 is an abundant number, since it is smaller than the sum of its proper divisors (3479058).

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

2223342 is a wasteful number, since it uses less digits than its factorization.

2223342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238 (or 232 counting only the distinct ones).

The product of its digits is 576, while the sum is 18.

The square root of 2223342 is about 1491.0875225821. The cubic root of 2223342 is about 130.5175032673.

Adding to 2223342 its reverse (2433222), we get a palindrome (4656564).

The spelling of 2223342 in words is "two million, two hundred twenty-three thousand, three hundred forty-two".