2243835 has 32 divisors (see below), whose sum is σ = 4354560. Its totient is φ = 1087200.

The previous prime is 2243833. The next prime is 2243851. The reversal of 2243835 is 5383422.

It is not a de Polignac number, because 2243835 - 2¹ = 2243833 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 2 + 2¹⁹ + 4⁸ + 3¹⁰ + 8³ + 3¹³ + 5³ .

It is a junction number, because it is equal to n+sod(n) for n = 2243799 and 2243808.

It is not an unprimeable number, because it can be changed into a prime (2243833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 730 + ... + 2240.

It is an arithmetic number, because the mean of its divisors is an integer number (136080).

2^2243835 is an apocalyptic number.

2243835 is a deficient number, since it is larger than the sum of its proper divisors (2110725).

2243835 is a wasteful number, since it uses less digits than its factorization.

2243835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536 (or 1530 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 2243835 is about 1497.9435903932. The cubic root of 2243835 is about 130.9172797119.

The spelling of 2243835 in words is "two million, two hundred forty-three thousand, eight hundred thirty-five".