36072136 has 8 divisors (see below), whose sum is σ = 67635270. Its totient is φ = 18036064.

The previous prime is 36072121. The next prime is 36072137. The reversal of 36072136 is 63127063.

It can be written as a sum of positive squares in only one way, i.e., 36072036 + 100 = 6006^2 + 10^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (36072137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2254501 + ... + 2254516.

Almost surely, 2^36072136 is an apocalyptic number.

It is an amenable number.

36072136 is a deficient number, since it is larger than the sum of its proper divisors (31563134).

36072136 is a wasteful number, since it uses less digits than its factorization.

36072136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4509023 (or 4509019 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 36072136 is about 6006.0083250026. The cubic root of 36072136 is about 330.4131220275.

Adding to 36072136 its reverse (63127063), we get a palindrome (99199199).

The spelling of 36072136 in words is "thirty-six million, seventy-two thousand, one hundred thirty-six".