240244023 has 4 divisors (see below), whose sum is σ = 320325368. Its totient is φ = 160162680.

The previous prime is 240244021. The next prime is 240244031. The reversal of 240244023 is 320442042.

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

It is not a de Polignac number, because 240244023 - 2¹ = 240244021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240244021) 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, 40040668 + ... + 40040673.

It is an arithmetic number, because the mean of its divisors is an integer number (80081342).

Almost surely, 2^240244023 is an apocalyptic number.

240244023 is a deficient number, since it is larger than the sum of its proper divisors (80081345).

240244023 is an equidigital number, since it uses as much as digits as its factorization.

240244023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80081344.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 240244023 is about 15499.8071923492. The cubic root of 240244023 is about 621.6570510132.

Adding to 240244023 its reverse (320442042), we get a palindrome (560686065).

The spelling of 240244023 in words is "two hundred forty million, two hundred forty-four thousand, twenty-three".