36405136 has 20 divisors (see below), whose sum is σ = 73602432. Its totient is φ = 17410976.

The previous prime is 36405107. The next prime is 36405157. The reversal of 36405136 is 63150463.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49096 + ... + 49831.

Almost surely, 2^36405136 is an apocalyptic number.

It is an amenable number.

36405136 is an abundant number, since it is smaller than the sum of its proper divisors (37197296).

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

36405136 is a wasteful number, since it uses less digits than its factorization.

36405136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98958 (or 98952 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 36405136 is about 6033.6668784413. Note that the first 3 decimals coincide. The cubic root of 36405136 is about 331.4267457858.

Adding to 36405136 its reverse (63150463), we get a palindrome (99555599).

The spelling of 36405136 in words is "thirty-six million, four hundred five thousand, one hundred thirty-six".