240437138 has 16 divisors (see below), whose sum is σ = 368859744. Its totient is φ = 117511680.

The previous prime is 240437117. The next prime is 240437143. The reversal of 240437138 is 831734042.

240437138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 10706 + ... + 24402.

It is an arithmetic number, because the mean of its divisors is an integer number (23053734).

Almost surely, 2^240437138 is an apocalyptic number.

240437138 is a deficient number, since it is larger than the sum of its proper divisors (128422606).

240437138 is a wasteful number, since it uses less digits than its factorization.

240437138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13897.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 240437138 is about 15506.0355345910. The cubic root of 240437138 is about 621.8235749602.

The spelling of 240437138 in words is "two hundred forty million, four hundred thirty-seven thousand, one hundred thirty-eight".