2743263 has 6 divisors (see below), whose sum is σ = 3962504. Its totient is φ = 1828836.

The previous prime is 2743259. The next prime is 2743289. The reversal of 2743263 is 3623472.

It is not a de Polignac number, because 2743263 - 2² = 2743259 is a prime.

It is a d-powerful number, because it can be written as 2¹¹ + 7⁴ + 4¹⁰ + 3⁵ + 2¹³ + 6⁸ + 3⁷ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2743243) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 152395 + ... + 152412.

2^2743263 is an apocalyptic number.

2743263 is a deficient number, since it is larger than the sum of its proper divisors (1219241).

2743263 is a wasteful number, since it uses less digits than its factorization.

2743263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304813 (or 304810 counting only the distinct ones).

The product of its digits is 6048, while the sum is 27.

The square root of 2743263 is about 1656.2798676552. The cubic root of 2743263 is about 139.9874648641.

It can be divided in two parts, 27432 and 63, that added together give a triangular number (27495 = T₂₃₄).

The spelling of 2743263 in words is "two million, seven hundred forty-three thousand, two hundred sixty-three".