2240347 has 8 divisors (see below), whose sum is σ = 2398160. Its totient is φ = 2086560.

The previous prime is 2240341. The next prime is 2240351. The reversal of 2240347 is 7430422.

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

It is a cyclic number.

It is not a de Polignac number, because 2240347 - 2¹⁹ = 1716059 is a prime.

It is a Duffinian number.

2240347 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2240341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193 + ... + 2125.

It is an arithmetic number, because the mean of its divisors is an integer number (299770).

2^2240347 is an apocalyptic number.

2240347 is a deficient number, since it is larger than the sum of its proper divisors (157813).

2240347 is a wasteful number, since it uses less digits than its factorization.

2240347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2013.

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 2240347 is about 1496.7788747841. The cubic root of 2240347 is about 130.8494083683.

Adding to 2240347 its reverse (7430422), we get a palindrome (9670769).

The spelling of 2240347 in words is "two million, two hundred forty thousand, three hundred forty-seven".