3489608985 has 16 divisors (see below), whose sum is σ = 5678009280. Its totient is φ = 1829579840.

The previous prime is 3489608939. The next prime is 3489609007. The reversal of 3489608985 is 5898069843.

It is a happy number.

It is not a de Polignac number, because 3489608985 - 2⁸ = 3489608729 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1970646 + ... + 1972415.

It is an arithmetic number, because the mean of its divisors is an integer number (354875580).

Almost surely, 2^3489608985 is an apocalyptic number.

It is an amenable number.

3489608985 is a deficient number, since it is larger than the sum of its proper divisors (2188400295).

3489608985 is a wasteful number, since it uses less digits than its factorization.

3489608985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3943128.

The product of its (nonzero) digits is 14929920, while the sum is 60.

The square root of 3489608985 is about 59072.9124472461. The cubic root of 3489608985 is about 1516.7904612286.

The spelling of 3489608985 in words is "three billion, four hundred eighty-nine million, six hundred eight thousand, nine hundred eighty-five".