36618136 has 16 divisors (see below), whose sum is σ = 72698040. Its totient is φ = 17232000.

The previous prime is 36618133. The next prime is 36618143. The reversal of 36618136 is 63181663.

It is a happy number.

It is a super-2 number, since 2×36618136² = 2681775768228992, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36618133) 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, 134490 + ... + 134761.

Almost surely, 2^36618136 is an apocalyptic number.

It is an amenable number.

36618136 is a deficient number, since it is larger than the sum of its proper divisors (36079904).

36618136 is a wasteful number, since it uses less digits than its factorization.

36618136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269274 (or 269270 counting only the distinct ones).

The product of its digits is 15552, while the sum is 34.

The square root of 36618136 is about 6051.2920934293. The cubic root of 36618136 is about 332.0718623170.

Adding to 36618136 its reverse (63181663), we get a palindrome (99799799).

The spelling of 36618136 in words is "thirty-six million, six hundred eighteen thousand, one hundred thirty-six".