140688364 has 12 divisors (see below), whose sum is σ = 246746584. Its totient is φ = 70189344.

The previous prime is 140688347. The next prime is 140688377. The reversal of 140688364 is 463886041.

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, 36654 + ... + 40309.

Almost surely, 2^140688364 is an apocalyptic number.

It is an amenable number.

140688364 is a deficient number, since it is larger than the sum of its proper divisors (106058220).

140688364 is a wasteful number, since it uses less digits than its factorization.

140688364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77424 (or 77422 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 140688364 is about 11861.2125855665. The cubic root of 140688364 is about 520.0990491793.

The spelling of 140688364 in words is "one hundred forty million, six hundred eighty-eight thousand, three hundred sixty-four".