364986 has 24 divisors (see below), whose sum is σ = 821184. Its totient is φ = 121500.

The previous prime is 364979. The next prime is 364993. The reversal of 364986 is 689463.

364986 is a `hidden beast` number, since 3 + 649 + 8 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (364979) and next prime (364993).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 364986.

It is an unprimeable number.

364986 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 11 ways as a sum of consecutive naturals, for example, 111 + ... + 861.

It is an arithmetic number, because the mean of its divisors is an integer number (34216).

2³⁶⁴⁹⁸⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 364986, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (410592).

364986 is an abundant number, since it is smaller than the sum of its proper divisors (456198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

364986 is an equidigital number, since it uses as much as digits as its factorization.

364986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768 (or 756 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 364986 is about 604.1407120862. The cubic root of 364986 is about 71.4647812598.

The spelling of 364986 in words is "three hundred sixty-four thousand, nine hundred eighty-six".