240439008 has 48 divisors (see below), whose sum is σ = 633966480. Its totient is φ = 79789056.

The previous prime is 240438997. The next prime is 240439009. The reversal of 240439008 is 800934042.

It is a happy number.

240439008 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240439009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16516 + ... + 27452.

It is an arithmetic number, because the mean of its divisors is an integer number (13207635).

Almost surely, 2^240439008 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 240439008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316983240).

240439008 is an abundant number, since it is smaller than the sum of its proper divisors (393527472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

240439008 is a wasteful number, since it uses less digits than its factorization.

240439008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11179 (or 11171 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 240439008 is about 15506.0958335746. The cubic root of 240439008 is about 621.8251870338.

The spelling of 240439008 in words is "two hundred forty million, four hundred thirty-nine thousand, eight".