2242605 has 16 divisors (see below), whose sum is σ = 3665664. Its totient is φ = 1170240.

The previous prime is 2242549. The next prime is 2242651. The reversal of 2242605 is 5062422.

It is not a de Polignac number, because 2242605 - 2¹⁴ = 2226221 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 886 + ... + 2295.

It is an arithmetic number, because the mean of its divisors is an integer number (229104).

2^2242605 is an apocalyptic number.

It is an amenable number.

2242605 is a deficient number, since it is larger than the sum of its proper divisors (1423059).

2242605 is a wasteful number, since it uses less digits than its factorization.

2242605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3236.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 2242605 is about 1497.5329712564. The cubic root of 2242605 is about 130.8933537567.

The spelling of 2242605 in words is "two million, two hundred forty-two thousand, six hundred five".