3950 has 12 divisors (see below), whose sum is σ = 7440.
Its totient is φ = 1560.
The previous prime is 3947. The next prime is 3967. The reversal of 3950 is 593.
It can be divided in two parts, 3 and 950, that multiplied together give a triangular number (2850 = T75).
It is a Curzon number.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 3950.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11 + ... + 89.
It is an arithmetic number, because the mean of its divisors is an integer number (620).
23950 is an apocalyptic number.
3950 is a deficient number, since it is larger than the sum of its proper divisors (3490).
3950 is a wasteful number, since it uses less digits than its factorization.
3950 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91 (or 86 counting only the distinct ones).
The product of its (nonzero) digits is 135, while the sum is 17.
The square root of 3950 is about 62.8490254499.
The cubic root of 3950 is about 15.8075912888.
The spelling of 3950 in words is "three thousand, nine hundred fifty".