71942 has 8 divisors (see below), whose sum is σ = 116256. Its totient is φ = 33192.

The previous prime is 71941. The next prime is 71947. The reversal of 71942 is 24917.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1358 + ... + 1409.

It is an arithmetic number, because the mean of its divisors is an integer number (14532).

2⁷¹⁹⁴² is an apocalyptic number.

71942 is a deficient number, since it is larger than the sum of its proper divisors (44314).

71942 is a wasteful number, since it uses less digits than its factorization.

71942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2782.

The product of its digits is 504, while the sum is 23.

The square root of 71942 is about 268.2200589069. The cubic root of 71942 is about 41.5905026396.

The spelling of 71942 in words is "seventy-one thousand, nine hundred forty-two".