3439879585 has 4 divisors (see below), whose sum is σ = 4127855508. Its totient is φ = 2751903664.

The previous prime is 3439879571. The next prime is 3439879589. The reversal of 3439879585 is 5859789343.

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

It can be written as a sum of positive squares in 2 ways, for example, as 680583744 + 2759295841 = 26088^2 + 52529^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3439879585 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3439879589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343987954 + ... + 343987963.

It is an arithmetic number, because the mean of its divisors is an integer number (1031963877).

Almost surely, 2^3439879585 is an apocalyptic number.

It is an amenable number.

3439879585 is a deficient number, since it is larger than the sum of its proper divisors (687975923).

3439879585 is an equidigital number, since it uses as much as digits as its factorization.

3439879585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687975922.

The product of its digits is 32659200, while the sum is 61.

The square root of 3439879585 is about 58650.4866561225. The cubic root of 3439879585 is about 1509.5508488258.

The spelling of 3439879585 in words is "three billion, four hundred thirty-nine million, eight hundred seventy-nine thousand, five hundred eighty-five".