140494 has 8 divisors (see below), whose sum is σ = 212400. Its totient is φ = 69696.

The previous prime is 140477. The next prime is 140521. The reversal of 140494 is 494041.

It is a happy number.

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

It is an Ulam number.

It is a plaindrome in base 16.

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, 222 + ... + 574.

It is an arithmetic number, because the mean of its divisors is an integer number (26550).

2¹⁴⁰⁴⁹⁴ is an apocalyptic number.

140494 is a deficient number, since it is larger than the sum of its proper divisors (71906).

140494 is a wasteful number, since it uses less digits than its factorization.

140494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 140494 is about 374.8252926364. The cubic root of 140494 is about 51.9859429459.

The spelling of 140494 in words is "one hundred forty thousand, four hundred ninety-four".