86774 has 8 divisors (see below), whose sum is σ = 133320. Its totient is φ = 42336.

The previous prime is 86771. The next prime is 86783. The reversal of 86774 is 47768.

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

86774 is a modest number, since divided by 774 gives 86 as remainder.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 86774.

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 86774.

It is not an unprimeable number, because it can be changed into a prime (86771) 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, 419 + ... + 590.

It is an arithmetic number, because the mean of its divisors is an integer number (16665).

2⁸⁶⁷⁷⁴ is an apocalyptic number.

86774 is a deficient number, since it is larger than the sum of its proper divisors (46546).

86774 is a wasteful number, since it uses less digits than its factorization.

86774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1054.

The product of its digits is 9408, while the sum is 32.

The square root of 86774 is about 294.5742690732. The cubic root of 86774 is about 44.2720744873.

It can be divided in two parts, 86 and 774, that multiplied together give a square (66564 = 258²).

The spelling of 86774 in words is "eighty-six thousand, seven hundred seventy-four".