140745684 has 12 divisors (see below), whose sum is σ = 328406624. Its totient is φ = 46915224.

The previous prime is 140745677. The next prime is 140745713. The reversal of 140745684 is 486547041.

140745684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5864392 + ... + 5864415.

Almost surely, 2^140745684 is an apocalyptic number.

It is an amenable number.

140745684 is an abundant number, since it is smaller than the sum of its proper divisors (187660940).

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

140745684 is a wasteful number, since it uses less digits than its factorization.

140745684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11728814 (or 11728812 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 39.

The square root of 140745684 is about 11863.6286185973. The cubic root of 140745684 is about 520.1696734272.

The spelling of 140745684 in words is "one hundred forty million, seven hundred forty-five thousand, six hundred eighty-four".