39950 has 24 divisors (see below), whose sum is σ = 80352. Its totient is φ = 14720.

The previous prime is 39937. The next prime is 39953. The reversal of 39950 is 5993.

39950 is nontrivially palindromic in base 13.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 827 + ... + 873.

It is an arithmetic number, because the mean of its divisors is an integer number (3348).

2³⁹⁹⁵⁰ is an apocalyptic number.

39950 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40176).

39950 is a wasteful number, since it uses less digits than its factorization.

39950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76 (or 71 counting only the distinct ones).

The product of its (nonzero) digits is 1215, while the sum is 26.

The square root of 39950 is about 199.8749609131. The cubic root of 39950 is about 34.1852631924.

It can be divided in two parts, 39 and 950, that added together give a palindrome (989).

The spelling of 39950 in words is "thirty-nine thousand, nine hundred fifty".