240038 has 8 divisors (see below), whose sum is σ = 362232. Its totient is φ = 119296.

The previous prime is 240017. The next prime is 240041. The reversal of 240038 is 830042.

240038 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 239998 and 240025.

It is a congruent number.

It is an unprimeable number.

240038 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281 + ... + 747.

It is an arithmetic number, because the mean of its divisors is an integer number (45279).

2²⁴⁰⁰³⁸ is an apocalyptic number.

240038 is a deficient number, since it is larger than the sum of its proper divisors (122194).

240038 is a wasteful number, since it uses less digits than its factorization.

240038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 240038 is about 489.9367306092. The cubic root of 240038 is about 62.1479298025.

The spelling of 240038 in words is "two hundred forty thousand, thirty-eight".