71950 has 12 divisors (see below), whose sum is σ = 133920. Its totient is φ = 28760.

The previous prime is 71947. The next prime is 71963. The reversal of 71950 is 5917.

It is a plaindrome in base 12.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 670 + ... + 769.

It is an arithmetic number, because the mean of its divisors is an integer number (11160).

2⁷¹⁹⁵⁰ is an apocalyptic number.

71950 is a deficient number, since it is larger than the sum of its proper divisors (61970).

71950 is a wasteful number, since it uses less digits than its factorization.

71950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1451 (or 1446 counting only the distinct ones).

The product of its (nonzero) digits is 315, while the sum is 22.

The square root of 71950 is about 268.2349716200. The cubic root of 71950 is about 41.5920442133.

The spelling of 71950 in words is "seventy-one thousand, nine hundred fifty".