140394 has 8 divisors (see below), whose sum is σ = 280800. Its totient is φ = 46796.

The previous prime is 140381. The next prime is 140401. The reversal of 140394 is 493041.

It is a sphenic number, since it is the product of 3 distinct primes.

140394 is an admirable number.

It is a plaindrome in base 16.

It is a nialpdrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 140394.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 140394.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11694 + ... + 11705.

It is an arithmetic number, because the mean of its divisors is an integer number (35100).

2¹⁴⁰³⁹⁴ is an apocalyptic number.

140394 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

140394 is a wasteful number, since it uses less digits than its factorization.

140394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23404.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 140394 is about 374.6918734107. The cubic root of 140394 is about 51.9736059346.

The spelling of 140394 in words is "one hundred forty thousand, three hundred ninety-four".