2263655 has 4 divisors (see below), whose sum is σ = 2716392. Its totient is φ = 1810920.

The previous prime is 2263643. The next prime is 2263687. The reversal of 2263655 is 5563622.

It is a happy number.

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

It is not a de Polignac number, because 2263655 - 2¹⁸ = 2001511 is a prime.

It is a d-powerful number, because it can be written as 2¹³ + 2²¹ + 6² + 3⁶ + 6⁴ + 5⁷ + 5⁷ .

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226361 + ... + 226370.

It is an arithmetic number, because the mean of its divisors is an integer number (679098).

2^2263655 is an apocalyptic number.

2263655 is a deficient number, since it is larger than the sum of its proper divisors (452737).

2263655 is an equidigital number, since it uses as much as digits as its factorization.

2263655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452736.

The product of its digits is 10800, while the sum is 29.

The square root of 2263655 is about 1504.5447816532. The cubic root of 2263655 is about 131.3016183966.

The spelling of 2263655 in words is "two million, two hundred sixty-three thousand, six hundred fifty-five".