2243342 has 4 divisors (see below), whose sum is σ = 3365016. Its totient is φ = 1121670.

The previous prime is 2243333. The next prime is 2243359. The reversal of 2243342 is 2433422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2433422 = 2 ⋅1216711.

It is a d-powerful number, because it can be written as 2 + 2⁷ + 4² + 3¹⁰ + 3¹³ + 4⁸ + 2¹⁹ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560834 + ... + 560837.

It is an arithmetic number, because the mean of its divisors is an integer number (841254).

2^2243342 is an apocalyptic number.

2243342 is a deficient number, since it is larger than the sum of its proper divisors (1121674).

2243342 is a wasteful number, since it uses less digits than its factorization.

2243342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121673.

The product of its digits is 1152, while the sum is 20.

The square root of 2243342 is about 1497.7790224195. The cubic root of 2243342 is about 130.9076909280.

Adding to 2243342 its reverse (2433422), we get a palindrome (4676764).

It can be divided in two parts, 2 and 243342, that multiplied together give a palindrome (486684).

The spelling of 2243342 in words is "two million, two hundred forty-three thousand, three hundred forty-two".