36640616 has 8 divisors (see below), whose sum is σ = 68701170. Its totient is φ = 18320304.

The previous prime is 36640613. The next prime is 36640631. The reversal of 36640616 is 61604663.

36640616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 34175716 + 2464900 = 5846^2 + 1570^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (36640613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2290031 + ... + 2290046.

Almost surely, 2^36640616 is an apocalyptic number.

It is an amenable number.

36640616 is a deficient number, since it is larger than the sum of its proper divisors (32060554).

36640616 is a wasteful number, since it uses less digits than its factorization.

36640616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4580083 (or 4580079 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 36640616 is about 6053.1492629870. The cubic root of 36640616 is about 332.1398017701.

The spelling of 36640616 in words is "thirty-six million, six hundred forty thousand, six hundred sixteen".