240394656 has 48 divisors (see below), whose sum is σ = 641396448. Its totient is φ = 78816000.

The previous prime is 240394579. The next prime is 240394667. The reversal of 240394656 is 656493042.

240394656 is digitally balanced in base 3, 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 an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14670 + ... + 26381.

It is an arithmetic number, because the mean of its divisors is an integer number (13362426).

Almost surely, 2^240394656 is an apocalyptic number.

It is an amenable number.

240394656 is an abundant number, since it is smaller than the sum of its proper divisors (401001792).

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

240394656 is a wasteful number, since it uses less digits than its factorization.

240394656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41125 (or 41117 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 240394656 is about 15504.6656203867. The cubic root of 240394656 is about 621.7869501896.

The spelling of 240394656 in words is "two hundred forty million, three hundred ninety-four thousand, six hundred fifty-six".