42950 has 12 divisors (see below), whose sum is σ = 79980. Its totient is φ = 17160.

The previous prime is 42943. The next prime is 42953. The reversal of 42950 is 5924.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42953) by changing a digit.

42950 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 380 + ... + 479.

It is an arithmetic number, because the mean of its divisors is an integer number (6665).

2⁴²⁹⁵⁰ is an apocalyptic number.

42950 is a deficient number, since it is larger than the sum of its proper divisors (37030).

42950 is a wasteful number, since it uses less digits than its factorization.

42950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871 (or 866 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 42950 is about 207.2438177606. The cubic root of 42950 is about 35.0203962750.

The spelling of 42950 in words is "forty-two thousand, nine hundred fifty".