2242090 has 8 divisors (see below), whose sum is σ = 4035780. Its totient is φ = 896832.

The previous prime is 2242073. The next prime is 2242091. The reversal of 2242090 is 902422.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2169729 + 72361 = 1473^2 + 269^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2242091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112095 + ... + 112114.

2^2242090 is an apocalyptic number.

2242090 is a deficient number, since it is larger than the sum of its proper divisors (1793690).

2242090 is a wasteful number, since it uses less digits than its factorization.

2242090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224216.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2242090 is about 1497.3610119140. The cubic root of 2242090 is about 130.8833333804.

The spelling of 2242090 in words is "two million, two hundred forty-two thousand, ninety".