2653263 has 8 divisors (see below), whose sum is σ = 3930800. Its totient is φ = 1768824.

The previous prime is 2653249. The next prime is 2653271. The reversal of 2653263 is 3623562.

2653263 is a `hidden beast` number, since 2 + 653 + 2 + 6 + 3 = 666.

It is not a de Polignac number, because 2653263 - 2¹⁶ = 2587727 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 98269 = 2653263 / (2 + 6 + 5 + 3 + 2 + 6 + 3).

It is a d-powerful number, because it can be written as 2¹⁰ + 6⁴ + 5² + 3⁵ + 2²⁰ + 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 (2653363) 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, 49108 + ... + 49161.

It is an arithmetic number, because the mean of its divisors is an integer number (491350).

2^2653263 is an apocalyptic number.

2653263 is a deficient number, since it is larger than the sum of its proper divisors (1277537).

2653263 is an equidigital number, since it uses as much as digits as its factorization.

2653263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98278 (or 98272 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 2653263 is about 1628.8839737685. The cubic root of 2653263 is about 138.4395249191.

Subtracting 2653263 from its reverse (3623562), we obtain a cube (970299 = 99³).

It can be divided in two parts, 2653 and 263, that added together give a square (2916 = 54²).

The spelling of 2653263 in words is "two million, six hundred fifty-three thousand, two hundred sixty-three".