36816645 has 16 divisors (see below), whose sum is σ = 62372160. Its totient is φ = 18480384.

The previous prime is 36816617. The next prime is 36816671. The reversal of 36816645 is 54661863.

It is not a de Polignac number, because 36816645 - 2⁵ = 36816613 is a prime.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 71935 + ... + 72444.

It is an arithmetic number, because the mean of its divisors is an integer number (3898260).

Almost surely, 2^36816645 is an apocalyptic number.

It is an amenable number.

36816645 is a deficient number, since it is larger than the sum of its proper divisors (25555515).

36816645 is a wasteful number, since it uses less digits than its factorization.

36816645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144404.

The product of its digits is 103680, while the sum is 39.

The square root of 36816645 is about 6067.6721236402. The cubic root of 36816645 is about 332.6708414079.

The spelling of 36816645 in words is "thirty-six million, eight hundred sixteen thousand, six hundred forty-five".