240422013 has 56 divisors (see below), whose sum is σ = 405441792. Its totient is φ = 141391008.

The previous prime is 240422003. The next prime is 240422027. The reversal of 240422013 is 310224042.

240422013 is a `hidden beast` number, since 240 + 422 + 0 + 1 + 3 = 666.

It is not a de Polignac number, because 240422013 - 2⁴ = 240421997 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240422003) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 217420 + ... + 218522.

It is an arithmetic number, because the mean of its divisors is an integer number (7240032).

Almost surely, 2^240422013 is an apocalyptic number.

240422013 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

240422013 is a deficient number, since it is larger than the sum of its proper divisors (165019779).

240422013 is a wasteful number, since it uses less digits than its factorization.

240422013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157 (or 1142 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 240422013 is about 15505.5478136053. The cubic root of 240422013 is about 621.8105358226.

Adding to 240422013 its reverse (310224042), we get a palindrome (550646055).

The spelling of 240422013 in words is "two hundred forty million, four hundred twenty-two thousand, thirteen".