36168732 has 18 divisors (see below), whose sum is σ = 91426608. Its totient is φ = 12056232.

The previous prime is 36168697. The next prime is 36168739. The reversal of 36168732 is 23786163.

It is a happy number.

36168732 is a `hidden beast` number, since 3 + 616 + 8 + 7 + 32 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1004687 = 36168732 / (3 + 6 + 1 + 6 + 8 + 7 + 3 + 2).

It is a zygodrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36168739) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 502308 + ... + 502379.

It is an arithmetic number, because the mean of its divisors is an integer number (5079256).

Almost surely, 2^36168732 is an apocalyptic number.

It is an amenable number.

36168732 is an abundant number, since it is smaller than the sum of its proper divisors (55257876).

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

36168732 is a wasteful number, since it uses less digits than its factorization.

36168732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004697 (or 1004692 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 36168732 is about 6014.0445625220. The cubic root of 36168732 is about 330.7077921195.

The spelling of 36168732 in words is "thirty-six million, one hundred sixty-eight thousand, seven hundred thirty-two".