2243485 has 4 divisors (see below), whose sum is σ = 2692188.
Its totient is φ = 1794784.
The previous prime is 2243477. The next prime is 2243491. The reversal of 2243485 is 5843422.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 964324 + 1279161 = 982^2 + 1131^2
It is a cyclic number.
It is not a de Polignac number, because 2243485 - 23 = 2243477 is a prime.
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, 224344 + ... + 224353.
It is an arithmetic number, because the mean of its divisors is an integer number (673047).
22243485 is an apocalyptic number.
It is an amenable number.
2243485 is a deficient number, since it is larger than the sum of its proper divisors (448703).
2243485 is an equidigital number, since it uses as much as digits as its factorization.
2243485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 448702.
The product of its digits is 7680, while the sum is 28.
The square root of 2243485 is about 1497.8267590079.
The cubic root of 2243485 is about 130.9104724035.
The spelling of 2243485 in words is "two million, two hundred forty-three thousand, four hundred eighty-five".