240442418 has 16 divisors (see below), whose sum is σ = 365059224. Its totient is φ = 118761600.

The previous prime is 240442403. The next prime is 240442429. The reversal of 240442418 is 814244042.

240442418 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 157577809 + 82864609 = 12553^2 + 9103^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111446 + ... + 113582.

Almost surely, 2^240442418 is an apocalyptic number.

240442418 is a deficient number, since it is larger than the sum of its proper divisors (124616806).

240442418 is a wasteful number, since it uses less digits than its factorization.

240442418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2797.

The product of its (nonzero) digits is 8192, while the sum is 29.

The square root of 240442418 is about 15506.2057899410. The cubic root of 240442418 is about 621.8281266759.

It can be divided in two parts, 24044 and 2418, that added together give a palindrome (26462).

The spelling of 240442418 in words is "two hundred forty million, four hundred forty-two thousand, four hundred eighteen".