2240534 has 8 divisors (see below), whose sum is σ = 3387648. Its totient is φ = 1111320.

The previous prime is 2240533. The next prime is 2240551. The reversal of 2240534 is 4350422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 2¹¹ + 2²¹ + 4³ + 0 + 5⁷ + 3¹⁰ + 4⁶ .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2240531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4157 + ... + 4664.

It is an arithmetic number, because the mean of its divisors is an integer number (423456).

2^2240534 is an apocalyptic number.

2240534 is a deficient number, since it is larger than the sum of its proper divisors (1147114).

2240534 is a wasteful number, since it uses less digits than its factorization.

2240534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8950.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 2240534 is about 1496.8413409577. The cubic root of 2240534 is about 130.8530488994.

Adding to 2240534 its reverse (4350422), we get a palindrome (6590956).

The spelling of 2240534 in words is "two million, two hundred forty thousand, five hundred thirty-four".