2006263 has 4 divisors (see below), whose sum is σ = 2292880. Its totient is φ = 1719648.

The previous prime is 2006239. The next prime is 2006273. The reversal of 2006263 is 3626002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3626002 = 2 ⋅1813001.

It is not a de Polignac number, because 2006263 - 2⁵ = 2006231 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2006263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2006273) 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, 143298 + ... + 143311.

It is an arithmetic number, because the mean of its divisors is an integer number (573220).

2^2006263 is an apocalyptic number.

2006263 is a deficient number, since it is larger than the sum of its proper divisors (286617).

2006263 is an equidigital number, since it uses as much as digits as its factorization.

2006263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286616.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2006263 is about 1416.4261364434. The cubic root of 2006263 is about 126.1234827073.

The spelling of 2006263 in words is "two million, six thousand, two hundred sixty-three".