2287933 has 4 divisors (see below), whose sum is σ = 2298240.
Its totient is φ = 2277628.
The previous prime is 2287931. The next prime is 2287937. The reversal of 2287933 is 3397822.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2287933 - 21 = 2287931 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2287931) 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, 4813 + ... + 5266.
It is an arithmetic number, because the mean of its divisors is an integer number (574560).
It is a 222-hyperperfect number.
22287933 is an apocalyptic number.
It is an amenable number.
2287933 is a deficient number, since it is larger than the sum of its proper divisors (10307).
2287933 is a wasteful number, since it uses less digits than its factorization.
2287933 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10306.
The product of its digits is 18144, while the sum is 34.
The square root of 2287933 is about 1512.5914848365.
The cubic root of 2287933 is about 131.7693592552.
The spelling of 2287933 in words is "two million, two hundred eighty-seven thousand, nine hundred thirty-three".