2243577 has 16 divisors (see below), whose sum is σ = 3599360. Its totient is φ = 1214352.

The previous prime is 2243551. The next prime is 2243587. The reversal of 2243577 is 7753422.

It is not a de Polignac number, because 2243577 - 2¹⁴ = 2227193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2243537) 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 15 ways as a sum of consecutive naturals, for example, 2413 + ... + 3210.

It is an arithmetic number, because the mean of its divisors is an integer number (224960).

2^2243577 is an apocalyptic number.

It is an amenable number.

2243577 is a deficient number, since it is larger than the sum of its proper divisors (1355783).

2243577 is a wasteful number, since it uses less digits than its factorization.

2243577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5652.

The product of its digits is 11760, while the sum is 30.

The square root of 2243577 is about 1497.8574698549. The cubic root of 2243577 is about 130.9122618217.

Adding to 2243577 its reverse (7753422), we get a palindrome (9996999).

The spelling of 2243577 in words is "two million, two hundred forty-three thousand, five hundred seventy-seven".