344986 has 8 divisors (see below), whose sum is σ = 520884. Its totient is φ = 171360.

The previous prime is 344969. The next prime is 344987. The reversal of 344986 is 689443.

It can be written as a sum of positive squares in 2 ways, for example, as 297025 + 47961 = 545^2 + 219^2 .

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

It is a d-powerful number, because it can be written as 3⁹ + 4⁶ + 9⁵ + 4⁹ + 8 + 6 .

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344987) 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, 115 + ... + 838.

2³⁴⁴⁹⁸⁶ is an apocalyptic number.

344986 is a deficient number, since it is larger than the sum of its proper divisors (175898).

344986 is a wasteful number, since it uses less digits than its factorization.

344986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1136.

The product of its digits is 20736, while the sum is 34.

The square root of 344986 is about 587.3550885112. The cubic root of 344986 is about 70.1348421255.

The spelling of 344986 in words is "three hundred forty-four thousand, nine hundred eighty-six".