3689695873 has 16 divisors (see below), whose sum is σ = 3790722240. Its totient is φ = 3590459136.

The previous prime is 3689695847. The next prime is 3689695901. The reversal of 3689695873 is 3785969863.

3689695873 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3689695873 is a prime.

It is a super-2 number, since 2×3689695873² = 27227711270466464258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3689695073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1551061 + ... + 1553437.

It is an arithmetic number, because the mean of its divisors is an integer number (236920140).

Almost surely, 2^3689695873 is an apocalyptic number.

It is an amenable number.

3689695873 is a deficient number, since it is larger than the sum of its proper divisors (101026367).

3689695873 is a wasteful number, since it uses less digits than its factorization.

3689695873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2736.

The product of its digits is 58786560, while the sum is 64.

The square root of 3689695873 is about 60742.8668487091. The cubic root of 3689695873 is about 1545.2432558962.

The spelling of 3689695873 in words is "three billion, six hundred eighty-nine million, six hundred ninety-five thousand, eight hundred seventy-three".