36540432 has 60 divisors (see below), whose sum is σ = 104457600. Its totient is φ = 11918784.

The previous prime is 36540419. The next prime is 36540433. The reversal of 36540432 is 23404563.

36540432 is a `hidden beast` number, since 3 + 654 + 0 + 4 + 3 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 36540396 and 36540405.

It is not an unprimeable number, because it can be changed into a prime (36540433) 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, 4069 + ... + 9467.

It is an arithmetic number, because the mean of its divisors is an integer number (1740960).

Almost surely, 2^36540432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36540432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52228800).

36540432 is an abundant number, since it is smaller than the sum of its proper divisors (67917168).

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

36540432 is a wasteful number, since it uses less digits than its factorization.

36540432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5460 (or 5451 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 36540432 is about 6044.8682367774. The cubic root of 36540432 is about 331.8368095265.

Adding to 36540432 its reverse (23404563), we get a palindrome (59944995).

The spelling of 36540432 in words is "thirty-six million, five hundred forty thousand, four hundred thirty-two".