36378189 has 12 divisors (see below), whose sum is σ = 52676572. Its totient is φ = 24192000.

The previous prime is 36378187. The next prime is 36378191. The reversal of 36378189 is 98187363.

It is a happy number.

36378189 is a `hidden beast` number, since 3 + 637 + 8 + 1 + 8 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (36378187) and next prime (36378191).

It can be written as a sum of positive squares in 2 ways, for example, as 10673289 + 25704900 = 3267^2 + 5070^2 .

It is not a de Polignac number, because 36378189 - 2¹ = 36378187 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36378187) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1012 + ... + 8589.

Almost surely, 2^36378189 is an apocalyptic number.

It is an amenable number.

36378189 is a deficient number, since it is larger than the sum of its proper divisors (16298383).

36378189 is a wasteful number, since it uses less digits than its factorization.

36378189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10028 (or 10025 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 36378189 is about 6031.4334117190. The cubic root of 36378189 is about 331.3449518233.

It can be divided in two parts, 36 and 378189, that added together give a square (378225 = 615²).

The spelling of 36378189 in words is "thirty-six million, three hundred seventy-eight thousand, one hundred eighty-nine".