240939216 has 60 divisors (see below), whose sum is σ = 770626272. Its totient is φ = 68839488.

The previous prime is 240939211. The next prime is 240939217. The reversal of 240939216 is 612939042.

240939216 is a `hidden beast` number, since 2 + 409 + 39 + 216 = 666.

240939216 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240939211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 118506 + ... + 120521.

Almost surely, 2^240939216 is an apocalyptic number.

It is an amenable number.

240939216 is an abundant number, since it is smaller than the sum of its proper divisors (529687056).

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

240939216 is a wasteful number, since it uses less digits than its factorization.

240939216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239048 (or 239039 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 240939216 is about 15522.2168519835. The cubic root of 240939216 is about 622.2561022557.

The spelling of 240939216 in words is "two hundred forty million, nine hundred thirty-nine thousand, two hundred sixteen".