3206636045 has 4 divisors (see below), whose sum is σ = 3847963260. Its totient is φ = 2565308832.

The previous prime is 3206636039. The next prime is 3206636047. The reversal of 3206636045 is 5406366023.

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 2216338084 + 990297961 = 47078^2 + 31469^2 .

It is a cyclic number.

It is not a de Polignac number, because 3206636045 - 2¹² = 3206631949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3206635996 and 3206636014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3206636047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 320663600 + ... + 320663609.

It is an arithmetic number, because the mean of its divisors is an integer number (961990815).

Almost surely, 2^3206636045 is an apocalyptic number.

It is an amenable number.

3206636045 is a deficient number, since it is larger than the sum of its proper divisors (641327215).

3206636045 is an equidigital number, since it uses as much as digits as its factorization.

3206636045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641327214.

The product of its (nonzero) digits is 77760, while the sum is 35.

The square root of 3206636045 is about 56627.1670225520. The cubic root of 3206636045 is about 1474.6305377424.

The spelling of 3206636045 in words is "three billion, two hundred six million, six hundred thirty-six thousand, forty-five".