2263555 has 12 divisors (see below), whose sum is σ = 3160080. Its totient is φ = 1551984.

The previous prime is 2263553. The next prime is 2263559. The reversal of 2263555 is 5553622.

It is not a de Polignac number, because 2263555 - 2¹ = 2263553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2263553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4375 + ... + 4864.

It is an arithmetic number, because the mean of its divisors is an integer number (263340).

2^2263555 is an apocalyptic number.

2263555 is a deficient number, since it is larger than the sum of its proper divisors (896525).

2263555 is an equidigital number, since it uses as much as digits as its factorization.

2263555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9258 (or 9251 counting only the distinct ones).

The product of its digits is 9000, while the sum is 28.

The square root of 2263555 is about 1504.5115486429. The cubic root of 2263555 is about 131.2996848930.

The spelling of 2263555 in words is "two million, two hundred sixty-three thousand, five hundred fifty-five".