240064664 has 32 divisors (see below), whose sum is σ = 515827200. Its totient is φ = 102604320.

The previous prime is 240064637. The next prime is 240064711. The reversal of 240064664 is 466460042.

It is a self number, because there is not a number n which added to its sum of digits gives 240064664.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 15569 + ... + 26879.

It is an arithmetic number, because the mean of its divisors is an integer number (16119600).

Almost surely, 2^240064664 is an apocalyptic number.

It is an amenable number.

240064664 is an abundant number, since it is smaller than the sum of its proper divisors (275762536).

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

240064664 is a wasteful number, since it uses less digits than its factorization.

240064664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11703 (or 11699 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 240064664 is about 15494.0202658961. The cubic root of 240064664 is about 621.5023089797.

The spelling of 240064664 in words is "two hundred forty million, sixty-four thousand, six hundred sixty-four".