140386 has 8 divisors (see below), whose sum is σ = 223020. Its totient is φ = 66048.

The previous prime is 140381. The next prime is 140401. The reversal of 140386 is 683041.

140386 is nontrivially palindromic in base 4.

It can be written as a sum of positive squares in 2 ways, for example, as 136161 + 4225 = 369^2 + 65^2 .

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

It is not an unprimeable number, because it can be changed into a prime (140381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2031 + ... + 2098.

2¹⁴⁰³⁸⁶ is an apocalyptic number.

140386 is a deficient number, since it is larger than the sum of its proper divisors (82634).

140386 is a wasteful number, since it uses less digits than its factorization.

140386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4148.

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

The square root of 140386 is about 374.6811978202. The cubic root of 140386 is about 51.9726187207.

The spelling of 140386 in words is "one hundred forty thousand, three hundred eighty-six".