240043023 has 24 divisors (see below), whose sum is σ = 380811600. Its totient is φ = 144495360.

The previous prime is 240043021. The next prime is 240043073. The reversal of 240043023 is 320340042.

240043023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 240043023 - 2¹ = 240043021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 240042987 and 240043005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240043021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6615 + ... + 22887.

It is an arithmetic number, because the mean of its divisors is an integer number (15867150).

Almost surely, 2^240043023 is an apocalyptic number.

240043023 is a deficient number, since it is larger than the sum of its proper divisors (140768577).

240043023 is a wasteful number, since it uses less digits than its factorization.

240043023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16439 (or 16436 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 240043023 is about 15493.3218839602. The cubic root of 240043023 is about 621.4836329899.

Adding to 240043023 its reverse (320340042), we get a palindrome (560383065).

The spelling of 240043023 in words is "two hundred forty million, forty-three thousand, twenty-three".