240061664 has 24 divisors (see below), whose sum is σ = 472982328. Its totient is φ = 119939200.

The previous prime is 240061631. The next prime is 240061667. The reversal of 240061664 is 466160042.

240061664 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 (240061667) 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 3 ways as a sum of consecutive naturals, for example, 63014 + ... + 66714.

It is an arithmetic number, because the mean of its divisors is an integer number (19707597).

Almost surely, 2^240061664 is an apocalyptic number.

It is an amenable number.

240061664 is a deficient number, since it is larger than the sum of its proper divisors (232920664).

240061664 is a wasteful number, since it uses less digits than its factorization.

240061664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5738 (or 5730 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 240061664 is about 15493.9234540513. The cubic root of 240061664 is about 621.4997200735.

The spelling of 240061664 in words is "two hundred forty million, sixty-one thousand, six hundred sixty-four".