2243560 has 32 divisors (see below), whose sum is σ = 5508000. Its totient is φ = 815680.

The previous prime is 2243551. The next prime is 2243587. The reversal of 2243560 is 653422.

It is a happy number.

2243560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2243560² = 10067122947200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a d-powerful number, because it can be written as 2¹¹ + 2¹³ + 4² + 3⁵ + 5⁹ + 6⁷ + 0 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2110 + ... + 2989.

It is an arithmetic number, because the mean of its divisors is an integer number (172125).

2^2243560 is an apocalyptic number.

2243560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2243560 is an abundant number, since it is smaller than the sum of its proper divisors (3264440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2243560 is a wasteful number, since it uses less digits than its factorization.

2243560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5121 (or 5117 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2243560 is about 1497.8517950719. The cubic root of 2243560 is about 130.9119311720.

Adding to 2243560 its reverse (653422), we get a palindrome (2896982).

The spelling of 2243560 in words is "two million, two hundred forty-three thousand, five hundred sixty".