2243525 has 12 divisors (see below), whose sum is σ = 2848032. Its totient is φ = 1752240.

The previous prime is 2243503. The next prime is 2243531. The reversal of 2243525 is 5253422.

2243525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-2243525 is a prime.

It is a d-powerful number, because it can be written as 2³ + 2⁹ + 4⁸ + 3⁷ + 5 + 2²¹ + 5⁷ .

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2243525.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 32 + ... + 2118.

It is an arithmetic number, because the mean of its divisors is an integer number (237336).

2^2243525 is an apocalyptic number.

2243525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2243525 is a deficient number, since it is larger than the sum of its proper divisors (604507).

2243525 is a wasteful number, since it uses less digits than its factorization.

2243525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2140 (or 2135 counting only the distinct ones).

The product of its digits is 2400, while the sum is 23.

The square root of 2243525 is about 1497.8401116274. The cubic root of 2243525 is about 130.9112504174.

Adding to 2243525 its reverse (5253422), we get a palindrome (7496947).

The spelling of 2243525 in words is "two million, two hundred forty-three thousand, five hundred twenty-five".