36789 has 4 divisors (see below), whose sum is σ = 49056. Its totient is φ = 24524.

The previous prime is 36787. The next prime is 36791. The reversal of 36789 is 98763.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (36787) and next prime (36791).

It is a cyclic number.

It is not a de Polignac number, because 36789 - 2¹ = 36787 is a prime.

It is a d-powerful number, because it can be written as 3⁵ + 6⁴ + 7⁴ + 8⁵ + 9² .

It is a D-number.

It is an alternating number because its digits alternate between odd and even.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36781) 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, 6129 + ... + 6134.

It is an arithmetic number, because the mean of its divisors is an integer number (12264).

2³⁶⁷⁸⁹ is an apocalyptic number.

It is an amenable number.

36789 is a deficient number, since it is larger than the sum of its proper divisors (12267).

36789 is a wasteful number, since it uses less digits than its factorization.

36789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12266.

The product of its digits is 9072, while the sum is 33.

The square root of 36789 is about 191.8045880577. The cubic root of 36789 is about 33.2587554910.

The spelling of 36789 in words is "thirty-six thousand, seven hundred eighty-nine".