3398532985 has 16 divisors (see below), whose sum is σ = 4320032400. Its totient is φ = 2557771776.

The previous prime is 3398532979. The next prime is 3398532989. The reversal of 3398532985 is 5892358933.

It can be written as a sum of positive squares in 8 ways, for example, as 424030464 + 2974502521 = 20592^2 + 54539^2 .

It is a cyclic number.

It is not a de Polignac number, because 3398532985 - 2⁵ = 3398532953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3398532989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221131 + ... + 235999.

It is an arithmetic number, because the mean of its divisors is an integer number (270002025).

Almost surely, 2^3398532985 is an apocalyptic number.

It is an amenable number.

3398532985 is a deficient number, since it is larger than the sum of its proper divisors (921499415).

3398532985 is a wasteful number, since it uses less digits than its factorization.

3398532985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17580.

The product of its digits is 6998400, while the sum is 55.

The square root of 3398532985 is about 58296.9380413757. The cubic root of 3398532985 is about 1503.4782962173.

The spelling of 3398532985 in words is "three billion, three hundred ninety-eight million, five hundred thirty-two thousand, nine hundred eighty-five".