3690587665 has 8 divisors (see below), whose sum is σ = 4571566848. Its totient is φ = 2857229040.

The previous prime is 3690587633. The next prime is 3690587669. The reversal of 3690587665 is 5667850963.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3690587665 - 2⁵ = 3690587633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3690587669) 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 7 ways as a sum of consecutive naturals, for example, 11904967 + ... + 11905276.

It is an arithmetic number, because the mean of its divisors is an integer number (571445856).

Almost surely, 2^3690587665 is an apocalyptic number.

It is an amenable number.

3690587665 is a deficient number, since it is larger than the sum of its proper divisors (880979183).

3690587665 is a wasteful number, since it uses less digits than its factorization.

3690587665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23810279.

The product of its (nonzero) digits is 8164800, while the sum is 55.

The square root of 3690587665 is about 60750.2071189885. The cubic root of 3690587665 is about 1545.3677399199.

The spelling of 3690587665 in words is "three billion, six hundred ninety million, five hundred eighty-seven thousand, six hundred sixty-five".