2281090 has 16 divisors (see below), whose sum is σ = 4692672. Its totient is φ = 782064.

The previous prime is 2281079. The next prime is 2281093. The reversal of 2281090 is 901822.

It is not an unprimeable number, because it can be changed into a prime (2281093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16224 + ... + 16363.

It is an arithmetic number, because the mean of its divisors is an integer number (293292).

2^2281090 is an apocalyptic number.

2281090 is an abundant number, since it is smaller than the sum of its proper divisors (2411582).

2281090 is a wasteful number, since it uses less digits than its factorization.

2281090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32601.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 2281090 is about 1510.3277789937. The cubic root of 2281090 is about 131.6378579995.

The spelling of 2281090 in words is "two million, two hundred eighty-one thousand, ninety".