2281358 has 4 divisors (see below), whose sum is σ = 3422040. Its totient is φ = 1140678.

The previous prime is 2281327. The next prime is 2281361. The reversal of 2281358 is 8531822.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2281358.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570338 + ... + 570341.

It is an arithmetic number, because the mean of its divisors is an integer number (855510).

2^2281358 is an apocalyptic number.

2281358 is a deficient number, since it is larger than the sum of its proper divisors (1140682).

2281358 is a wasteful number, since it uses less digits than its factorization.

2281358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140681.

The product of its digits is 3840, while the sum is 29.

The square root of 2281358 is about 1510.4164988506. The cubic root of 2281358 is about 131.6430130737.

The spelling of 2281358 in words is "two million, two hundred eighty-one thousand, three hundred fifty-eight".