2228263 has 8 divisors (see below), whose sum is σ = 2448000. Its totient is φ = 2018808.

The previous prime is 2228243. The next prime is 2228299. The reversal of 2228263 is 3628222.

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

It is a cyclic number.

It is not a de Polignac number, because 2228263 - 2²¹ = 131111 is a prime.

It is a d-powerful number, because it can be written as 2⁴ + 2¹⁷ + 2²⁰ + 8 + 2²⁰ + 6 + 3² .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2228243) 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, 2113 + ... + 2986.

It is an arithmetic number, because the mean of its divisors is an integer number (306000).

2^2228263 is an apocalyptic number.

2228263 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2228263 is a deficient number, since it is larger than the sum of its proper divisors (219737).

2228263 is a wasteful number, since it uses less digits than its factorization.

2228263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5141.

The product of its digits is 2304, while the sum is 25.

The square root of 2228263 is about 1492.7367483920. The cubic root of 2228263 is about 130.6137252847.

The spelling of 2228263 in words is "two million, two hundred twenty-eight thousand, two hundred sixty-three".