369939 has 8 divisors (see below), whose sum is σ = 496080. Its totient is φ = 245216.

The previous prime is 369917. The next prime is 369947. The reversal of 369939 is 939963.

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 369939 - 2¹³ = 361747 is a prime.

369939 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 369897 and 369906.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 369939.

It is not an unprimeable number, because it can be changed into a prime (369959) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 757 + ... + 1145.

It is an arithmetic number, because the mean of its divisors is an integer number (62010).

2³⁶⁹⁹³⁹ is an apocalyptic number.

369939 is a deficient number, since it is larger than the sum of its proper divisors (126141).

369939 is a wasteful number, since it uses less digits than its factorization.

369939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709.

The product of its digits is 39366, while the sum is 39.

The square root of 369939 is about 608.2261092719. The cubic root of 369939 is about 71.7865980578.

The spelling of 369939 in words is "three hundred sixty-nine thousand, nine hundred thirty-nine".