294139 has 8 divisors (see below), whose sum is σ = 314640. Its totient is φ = 274176.

The previous prime is 294131. The next prime is 294149. The reversal of 294139 is 931492.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 294139 - 2³ = 294131 is a prime.

294139 is a lucky number.

It is a plaindrome in base 7 and base 12.

It is not an unprimeable number, because it can be changed into a prime (294131) 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, 2079 + ... + 2215.

It is an arithmetic number, because the mean of its divisors is an integer number (39330).

2²⁹⁴¹³⁹ is an apocalyptic number.

294139 is a deficient number, since it is larger than the sum of its proper divisors (20501).

294139 is a wasteful number, since it uses less digits than its factorization.

294139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269.

The product of its digits is 1944, while the sum is 28.

The square root of 294139 is about 542.3458306284. The cubic root of 294139 is about 66.5044751732.

The spelling of 294139 in words is "two hundred ninety-four thousand, one hundred thirty-nine".