2285090 has 8 divisors (see below), whose sum is σ = 4113180. Its totient is φ = 914032.

The previous prime is 2285071. The next prime is 2285099. The reversal of 2285090 is 905822.

It can be written as a sum of positive squares in 2 ways, for example, as 2070721 + 214369 = 1439^2 + 463^2 .

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 (2285099) 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, 114245 + ... + 114264.

2^2285090 is an apocalyptic number.

2285090 is a deficient number, since it is larger than the sum of its proper divisors (1828090).

2285090 is a wasteful number, since it uses less digits than its factorization.

2285090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228516.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 2285090 is about 1511.6514148440. The cubic root of 2285090 is about 131.7147574867.

The spelling of 2285090 in words is "two million, two hundred eighty-five thousand, ninety".