240778716 has 24 divisors (see below), whose sum is σ = 591386880. Its totient is φ = 76035312.

The previous prime is 240778661. The next prime is 240778717. The reversal of 240778716 is 617877042.

240778716 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240778717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527796 + ... + 528251.

It is an arithmetic number, because the mean of its divisors is an integer number (24641120).

Almost surely, 2^240778716 is an apocalyptic number.

It is an amenable number.

240778716 is an abundant number, since it is smaller than the sum of its proper divisors (350608164).

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

240778716 is a wasteful number, since it uses less digits than its factorization.

240778716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056073 (or 1056071 counting only the distinct ones).

The product of its (nonzero) digits is 131712, while the sum is 42.

The square root of 240778716 is about 15517.0459817583. The cubic root of 240778716 is about 622.1179010244.

The spelling of 240778716 in words is "two hundred forty million, seven hundred seventy-eight thousand, seven hundred sixteen".