2242623 has 8 divisors (see below), whose sum is σ = 3166128. Its totient is φ = 1407104.

The previous prime is 2242549. The next prime is 2242651. The reversal of 2242623 is 3262422.

2242623 is digitally balanced in base 2, 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 cyclic number.

It is not a de Polignac number, because 2242623 - 2⁹ = 2242111 is a prime.

It is a d-powerful number, because it can be written as 2¹¹ + 2¹³ + 4⁶ + 2¹⁷ + 6² + 2²¹ + 3³ .

It is a self number, because there is not a number n which added to its sum of digits gives 2242623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2242663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21936 + ... + 22037.

It is an arithmetic number, because the mean of its divisors is an integer number (395766).

2^2242623 is an apocalyptic number.

2242623 is a deficient number, since it is larger than the sum of its proper divisors (923505).

2242623 is a wasteful number, since it uses less digits than its factorization.

2242623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43993.

The product of its digits is 1152, while the sum is 21.

The square root of 2242623 is about 1497.5389811287. The cubic root of 2242623 is about 130.8937039557.

The spelling of 2242623 in words is "two million, two hundred forty-two thousand, six hundred twenty-three".