3689661734 has 8 divisors (see below), whose sum is σ = 6037628328. Its totient is φ = 1677118960.

The previous prime is 3689661733. The next prime is 3689661739. The reversal of 3689661734 is 4371669863.

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

It is a super-2 number, since 2×3689661734² = 27227207422687773512, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3689661733) 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, 83855927 + ... + 83855970.

It is an arithmetic number, because the mean of its divisors is an integer number (754703541).

Almost surely, 2^3689661734 is an apocalyptic number.

3689661734 is a deficient number, since it is larger than the sum of its proper divisors (2347966594).

3689661734 is a wasteful number, since it uses less digits than its factorization.

3689661734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167711910.

The product of its digits is 3919104, while the sum is 53.

The square root of 3689661734 is about 60742.5858356392. The cubic root of 3689661734 is about 1545.2384900813.

The spelling of 3689661734 in words is "three billion, six hundred eighty-nine million, six hundred sixty-one thousand, seven hundred thirty-four".