36561936 has 40 divisors (see below), whose sum is σ = 96007744. Its totient is φ = 11986560.

The previous prime is 36561923. The next prime is 36561937. The reversal of 36561936 is 63916563.

It is a junction number, because it is equal to n+sod(n) for n = 36561894 and 36561903.

It is not an unprimeable number, because it can be changed into a prime (36561937) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3316 + ... + 9171.

Almost surely, 2^36561936 is an apocalyptic number.

It is an amenable number.

36561936 is an abundant number, since it is smaller than the sum of its proper divisors (59445808).

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

36561936 is a wasteful number, since it uses less digits than its factorization.

36561936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12559 (or 12553 counting only the distinct ones).

The product of its digits is 87480, while the sum is 39.

The square root of 36561936 is about 6046.6466739839. The cubic root of 36561936 is about 331.9018919481.

The spelling of 36561936 in words is "thirty-six million, five hundred sixty-one thousand, nine hundred thirty-six".