350139 has 8 divisors (see below), whose sum is σ = 471040. Its totient is φ = 231336.

The previous prime is 350137. The next prime is 350159. The reversal of 350139 is 931053.

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

It is not a de Polignac number, because 350139 - 2¹ = 350137 is a prime.

It is an Ulam number.

It is a Duffinian number.

350139 is a lucky number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (350137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79 + ... + 840.

It is an arithmetic number, because the mean of its divisors is an integer number (58880).

2³⁵⁰¹³⁹ is an apocalyptic number.

350139 is a deficient number, since it is larger than the sum of its proper divisors (120901).

350139 is a wasteful number, since it uses less digits than its factorization.

350139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049.

The product of its (nonzero) digits is 405, while the sum is 21.

The square root of 350139 is about 591.7254430900. The cubic root of 350139 is about 70.4823153671.

The spelling of 350139 in words is "three hundred fifty thousand, one hundred thirty-nine".