3676691573 has 4 divisors (see below), whose sum is σ = 3695355180. Its totient is φ = 3658027968.

The previous prime is 3676691561. The next prime is 3676691581. The reversal of 3676691573 is 3751966763.

It is a happy number.

3676691573 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 3308320324 + 368371249 = 57518^2 + 19193^2 .

It is a cyclic number.

It is not a de Polignac number, because 3676691573 - 2¹² = 3676687477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3676691593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9331508 + ... + 9331901.

It is an arithmetic number, because the mean of its divisors is an integer number (923838795).

Almost surely, 2^3676691573 is an apocalyptic number.

It is an amenable number.

3676691573 is a deficient number, since it is larger than the sum of its proper divisors (18663607).

3676691573 is a wasteful number, since it uses less digits than its factorization.

3676691573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18663606.

The product of its digits is 4286520, while the sum is 53.

The square root of 3676691573 is about 60635.7285187537. The cubic root of 3676691573 is about 1543.4257202610.

The spelling of 3676691573 in words is "three billion, six hundred seventy-six million, six hundred ninety-one thousand, five hundred seventy-three".