2240249 has 4 divisors (see below), whose sum is σ = 2443920. Its totient is φ = 2036580.

The previous prime is 2240213. The next prime is 2240267. The reversal of 2240249 is 9420422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2240249 - 2¹² = 2236153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2240299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101819 + ... + 101840.

It is an arithmetic number, because the mean of its divisors is an integer number (610980).

2^2240249 is an apocalyptic number.

It is an amenable number.

2240249 is a deficient number, since it is larger than the sum of its proper divisors (203671).

2240249 is a wasteful number, since it uses less digits than its factorization.

2240249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203670.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2240249 is about 1496.7461374595. The cubic root of 2240249 is about 130.8475004155.

The spelling of 2240249 in words is "two million, two hundred forty thousand, two hundred forty-nine".