3506967689 has 8 divisors (see below), whose sum is σ = 3725938440. Its totient is φ = 3289405696.

The previous prime is 3506967683. The next prime is 3506967691. The reversal of 3506967689 is 9867696053.

It can be written as a sum of positive squares in 4 ways, for example, as 811281289 + 2695686400 = 28483^2 + 51920^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3506967689 - 2²⁸ = 3238532233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3506967683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347054 + ... + 357015.

It is an arithmetic number, because the mean of its divisors is an integer number (465742305).

Almost surely, 2^3506967689 is an apocalyptic number.

It is an amenable number.

3506967689 is a deficient number, since it is larger than the sum of its proper divisors (218970751).

3506967689 is a wasteful number, since it uses less digits than its factorization.

3506967689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704379.

The product of its (nonzero) digits is 14696640, while the sum is 59.

The square root of 3506967689 is about 59219.6562722210. The cubic root of 3506967689 is about 1519.3013422642.

The spelling of 3506967689 in words is "three billion, five hundred six million, nine hundred sixty-seven thousand, six hundred eighty-nine".