36816673 has 4 divisors (see below), whose sum is σ = 36885268. Its totient is φ = 36748080.

The previous prime is 36816671. The next prime is 36816677. The reversal of 36816673 is 37661863.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10837264 + 25979409 = 3292^2 + 5097^2 .

It is a cyclic number.

It is not a de Polignac number, because 36816673 - 2¹ = 36816671 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36816671) by changing a digit.

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, 33486 + ... + 34567.

It is an arithmetic number, because the mean of its divisors is an integer number (9221317).

Almost surely, 2^36816673 is an apocalyptic number.

It is an amenable number.

36816673 is a deficient number, since it is larger than the sum of its proper divisors (68595).

36816673 is an equidigital number, since it uses as much as digits as its factorization.

36816673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68594.

The product of its digits is 108864, while the sum is 40.

The square root of 36816673 is about 6067.6744309496. The cubic root of 36816673 is about 332.6709257427.

The spelling of 36816673 in words is "thirty-six million, eight hundred sixteen thousand, six hundred seventy-three".