240412042 has 8 divisors (see below), whose sum is σ = 388357956. Its totient is φ = 110959392.

The previous prime is 240412033. The next prime is 240412043. The reversal of 240412042 is 240214042.

It can be written as a sum of positive squares in 2 ways, for example, as 201611601 + 38800441 = 14199^2 + 6229^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (240412043) 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, 4623283 + ... + 4623334.

Almost surely, 2^240412042 is an apocalyptic number.

240412042 is a deficient number, since it is larger than the sum of its proper divisors (147945914).

240412042 is a wasteful number, since it uses less digits than its factorization.

240412042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9246632.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 240412042 is about 15505.2262801934. The cubic root of 240412042 is about 621.8019396068.

Adding to 240412042 its reverse (240214042), we get a palindrome (480626084).

The spelling of 240412042 in words is "two hundred forty million, four hundred twelve thousand, forty-two".