2243475 has 54 divisors (see below), whose sum is σ = 4424940. Its totient is φ = 1085760.

The previous prime is 2243467. The next prime is 2243477. The reversal of 2243475 is 5743422.

2243475 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2243475 - 2³ = 2243467 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2⁷ + 2²¹ + 4 + 3⁷ + 4⁸ + 7³ + 5⁷ .

Its product of digits (6720) is a multiple of the sum of its prime divisors (80).

It is not an unprimeable number, because it can be changed into a prime (2243477) by changing a digit.

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 53 ways as a sum of consecutive naturals, for example, 37996 + ... + 38054.

2^2243475 is an apocalyptic number.

2243475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2243475 is a deficient number, since it is larger than the sum of its proper divisors (2181465).

2243475 is a wasteful number, since it uses less digits than its factorization.

2243475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101 (or 80 counting only the distinct ones).

The product of its digits is 6720, while the sum is 27.

The square root of 2243475 is about 1497.8234208344. The cubic root of 2243475 is about 130.9102778985.

Adding to 2243475 its reverse (5743422), we get a palindrome (7986897).

The spelling of 2243475 in words is "two million, two hundred forty-three thousand, four hundred seventy-five".