2273258 has 8 divisors (see below), whose sum is σ = 3672228. Its totient is φ = 1049184.

The previous prime is 2273239. The next prime is 2273267. The reversal of 2273258 is 8523722.

It can be written as a sum of positive squares in 2 ways, for example, as 2271049 + 2209 = 1507^2 + 47^2 .

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2273258.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43691 + ... + 43742.

2^2273258 is an apocalyptic number.

2273258 is a deficient number, since it is larger than the sum of its proper divisors (1398970).

2273258 is a wasteful number, since it uses less digits than its factorization.

2273258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87448.

The product of its digits is 6720, while the sum is 29.

The square root of 2273258 is about 1507.7327349368. The cubic root of 2273258 is about 131.4870280736.

The spelling of 2273258 in words is "two million, two hundred seventy-three thousand, two hundred fifty-eight".