36640012 has 12 divisors (see below), whose sum is σ = 66908016. Its totient is φ = 17523440.

The previous prime is 36640007. The next prime is 36640031. The reversal of 36640012 is 21004663.

It is a zygodrome in base 5.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 199039 + ... + 199222.

It is an arithmetic number, because the mean of its divisors is an integer number (5575668).

Almost surely, 2^36640012 is an apocalyptic number.

It is an amenable number.

36640012 is a deficient number, since it is larger than the sum of its proper divisors (30268004).

36640012 is a wasteful number, since it uses less digits than its factorization.

36640012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398288 (or 398286 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 36640012 is about 6053.0993713964. The cubic root of 36640012 is about 332.1379767139.

Adding to 36640012 its reverse (21004663), we get a palindrome (57644675).

The spelling of 36640012 in words is "thirty-six million, six hundred forty thousand, twelve".