2263653 has 48 divisors (see below), whose sum is σ = 4104000. Its totient is φ = 1227744.

The previous prime is 2263643. The next prime is 2263687. The reversal of 2263653 is 3563622.

2263653 is a `hidden beast` number, since 2 + 2 + 6 + 3 + 653 = 666.

It is not a de Polignac number, because 2263653 - 2⁹ = 2263141 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a d-powerful number, because it can be written as 2¹¹ + 2¹⁷ + 6² + 3² + 6³ + 5⁹ + 3¹¹ .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2263633) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 38338 + ... + 38396.

It is an arithmetic number, because the mean of its divisors is an integer number (85500).

2^2263653 is an apocalyptic number.

It is an amenable number.

2263653 is a deficient number, since it is larger than the sum of its proper divisors (1840347).

2263653 is a wasteful number, since it uses less digits than its factorization.

2263653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111 (or 98 counting only the distinct ones).

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

The square root of 2263653 is about 1504.5441170002. The cubic root of 2263653 is about 131.3015797271.

It can be divided in two parts, 2263 and 653, that added together give a square (2916 = 54²).

The spelling of 2263653 in words is "two million, two hundred sixty-three thousand, six hundred fifty-three".