240668562 has 16 divisors (see below), whose sum is σ = 496864512. Its totient is φ = 77634960.

The previous prime is 240668551. The next prime is 240668563. The reversal of 240668562 is 265866042.

240668562 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 240668562.

It is not an unprimeable number, because it can be changed into a prime (240668563) 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, 646773 + ... + 647144.

It is an arithmetic number, because the mean of its divisors is an integer number (31054032).

Almost surely, 2^240668562 is an apocalyptic number.

240668562 is an abundant number, since it is smaller than the sum of its proper divisors (256195950).

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

240668562 is a wasteful number, since it uses less digits than its factorization.

240668562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293953.

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 240668562 is about 15513.4961243428. The cubic root of 240668562 is about 622.0230155219.

The spelling of 240668562 in words is "two hundred forty million, six hundred sixty-eight thousand, five hundred sixty-two".