140804668 has 24 divisors (see below), whose sum is σ = 264902400. Its totient is φ = 65276208.

The previous prime is 140804593. The next prime is 140804681. The reversal of 140804668 is 866408041.

140804668 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 an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16138 + ... + 23281.

It is an arithmetic number, because the mean of its divisors is an integer number (11037600).

Almost surely, 2^140804668 is an apocalyptic number.

It is an amenable number.

140804668 is a deficient number, since it is larger than the sum of its proper divisors (124097732).

140804668 is a wasteful number, since it uses less digits than its factorization.

140804668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39489 (or 39487 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 140804668 is about 11866.1142755327. The cubic root of 140804668 is about 520.2423278824.

The spelling of 140804668 in words is "one hundred forty million, eight hundred four thousand, six hundred sixty-eight".