240904512 has 84 divisors (see below), whose sum is σ = 698967360. Its totient is φ = 79318272.

The previous prime is 240904459. The next prime is 240904523. The reversal of 240904512 is 215409042.

240904512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45289 + ... + 50327.

It is an arithmetic number, because the mean of its divisors is an integer number (8321040).

Almost surely, 2^240904512 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 240904512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (349483680).

240904512 is an abundant number, since it is smaller than the sum of its proper divisors (458062848).

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

240904512 is a wasteful number, since it uses less digits than its factorization.

240904512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5140 (or 5127 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 240904512 is about 15521.0989301660. The cubic root of 240904512 is about 622.2262249931.

The spelling of 240904512 in words is "two hundred forty million, nine hundred four thousand, five hundred twelve".