3505679 has 4 divisors (see below), whose sum is σ = 3553776. Its totient is φ = 3457584.

The previous prime is 3505673. The next prime is 3505681. The reversal of 3505679 is 9765053.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3505679 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 (3505673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23939 + ... + 24084.

It is an arithmetic number, because the mean of its divisors is an integer number (888444).

Almost surely, 2^3505679 is an apocalyptic number.

3505679 is a deficient number, since it is larger than the sum of its proper divisors (48097).

3505679 is an equidigital number, since it uses as much as digits as its factorization.

3505679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48096.

The product of its (nonzero) digits is 28350, while the sum is 35.

The square root of 3505679 is about 1872.3458548035. The cubic root of 3505679 is about 151.9115222614.

The spelling of 3505679 in words is "three million, five hundred five thousand, six hundred seventy-nine".