2240501 has 4 divisors (see below), whose sum is σ = 2249100. Its totient is φ = 2231904.

The previous prime is 2240489. The next prime is 2240507. The reversal of 2240501 is 1050422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 207025 + 2033476 = 455^2 + 1426^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2240501 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2240507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3896 + ... + 4433.

It is an arithmetic number, because the mean of its divisors is an integer number (562275).

2^2240501 is an apocalyptic number.

It is an amenable number.

2240501 is a deficient number, since it is larger than the sum of its proper divisors (8599).

2240501 is an equidigital number, since it uses as much as digits as its factorization.

2240501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8598.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 2240501 is about 1496.8303177047. The cubic root of 2240501 is about 130.8524064674.

Adding to 2240501 its reverse (1050422), we get a palindrome (3290923).

The spelling of 2240501 in words is "two million, two hundred forty thousand, five hundred one".