2243042 has 8 divisors (see below), whose sum is σ = 3382236. Its totient is φ = 1115632.

The previous prime is 2243027. The next prime is 2243053. The reversal of 2243042 is 2403422.

It can be written as a sum of positive squares in 2 ways, for example, as 2217121 + 25921 = 1489^2 + 161^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2243042.

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, 2453 + ... + 3240.

2^2243042 is an apocalyptic number.

2243042 is a deficient number, since it is larger than the sum of its proper divisors (1139194).

2243042 is a wasteful number, since it uses less digits than its factorization.

2243042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5892.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 2243042 is about 1497.6788707864. The cubic root of 2243042 is about 130.9018552807.

Adding to 2243042 its reverse (2403422), we get a palindrome (4646464).

The spelling of 2243042 in words is "two million, two hundred forty-three thousand, forty-two".