2243542 has 8 divisors (see below), whose sum is σ = 3846096. Its totient is φ = 961512.

The previous prime is 2243537. The next prime is 2243551. The reversal of 2243542 is 2453422.

2243542 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 2⁹ + 2¹⁷ + 4⁵ + 3⁸ + 5⁵ + 4⁶ + 2²¹ .

2243542 is strictly pandigital in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80113 + ... + 80140.

It is an arithmetic number, because the mean of its divisors is an integer number (480762).

2^2243542 is an apocalyptic number.

2243542 is a deficient number, since it is larger than the sum of its proper divisors (1602554).

2243542 is a wasteful number, since it uses less digits than its factorization.

2243542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160262.

The product of its digits is 1920, while the sum is 22.

The square root of 2243542 is about 1497.8457864547. The cubic root of 2243542 is about 130.9115810705.

Adding to 2243542 its reverse (2453422), we get a palindrome (4696964).

The spelling of 2243542 in words is "two million, two hundred forty-three thousand, five hundred forty-two".