2567263 has 4 divisors (see below), whose sum is σ = 2599840. Its totient is φ = 2534688.

The previous prime is 2567233. The next prime is 2567269. The reversal of 2567263 is 3627652.

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

It is a cyclic number.

It is not a de Polignac number, because 2567263 - 2¹³ = 2559071 is a prime.

It is a super-2 number, since 2×2567263² = 13181678622338, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

2567263 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2567269) by changing a digit.

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, 16170 + ... + 16327.

It is an arithmetic number, because the mean of its divisors is an integer number (649960).

2^2567263 is an apocalyptic number.

2567263 is a deficient number, since it is larger than the sum of its proper divisors (32577).

2567263 is an equidigital number, since it uses as much as digits as its factorization.

2567263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32576.

The product of its digits is 15120, while the sum is 31.

The square root of 2567263 is about 1602.2680799417. The cubic root of 2567263 is about 136.9273239484.

The spelling of 2567263 in words is "two million, five hundred sixty-seven thousand, two hundred sixty-three".