86974 has 4 divisors (see below), whose sum is σ = 130464. Its totient is φ = 43486.

The previous prime is 86969. The next prime is 86981. The reversal of 86974 is 47968.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21742 + ... + 21745.

It is an arithmetic number, because the mean of its divisors is an integer number (32616).

2⁸⁶⁹⁷⁴ is an apocalyptic number.

86974 is a deficient number, since it is larger than the sum of its proper divisors (43490).

86974 is a wasteful number, since it uses less digits than its factorization.

86974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43489.

The product of its digits is 12096, while the sum is 34.

The square root of 86974 is about 294.9135466539. The cubic root of 86974 is about 44.3060617067.

The spelling of 86974 in words is "eighty-six thousand, nine hundred seventy-four".