240684944 has 20 divisors (see below), whose sum is σ = 470688624. Its totient is φ = 119216928.

The previous prime is 240684943. The next prime is 240684953. The reversal of 240684944 is 449486042.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (240684943) 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, 68582 + ... + 72005.

Almost surely, 2^240684944 is an apocalyptic number.

It is an amenable number.

240684944 is a deficient number, since it is larger than the sum of its proper divisors (230003680).

240684944 is a wasteful number, since it uses less digits than its factorization.

240684944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140702 (or 140696 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 41.

The square root of 240684944 is about 15514.0241072392. The cubic root of 240684944 is about 622.0371286377.

The spelling of 240684944 in words is "two hundred forty million, six hundred eighty-four thousand, nine hundred forty-four".