2257263 has 6 divisors (see below), whose sum is σ = 3260504. Its totient is φ = 1504836.

The previous prime is 2257247. The next prime is 2257291. The reversal of 2257263 is 3627522.

It is not a de Polignac number, because 2257263 - 2⁴ = 2257247 is a prime.

It is a d-powerful number, because it can be written as 2² + 2¹¹ + 5⁸ + 7³ + 2¹⁸ + 6⁵ + 3¹³ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2257763) 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, 125395 + ... + 125412.

2^2257263 is an apocalyptic number.

2257263 is a deficient number, since it is larger than the sum of its proper divisors (1003241).

2257263 is a wasteful number, since it uses less digits than its factorization.

2257263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250813 (or 250810 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 2257263 is about 1502.4190494000. The cubic root of 2257263 is about 131.1779141574.

The spelling of 2257263 in words is "two million, two hundred fifty-seven thousand, two hundred sixty-three".