3098398685 has 16 divisors (see below), whose sum is σ = 4019548800. Its totient is φ = 2284790976.

The previous prime is 3098398627. The next prime is 3098398691. The reversal of 3098398685 is 5868938903.

It is a cyclic number.

It is not a de Polignac number, because 3098398685 - 2⁶ = 3098398621 is a prime.

It is a super-2 number, since 2×3098398685² = 19200148822419458450, which contains 22 as substring.

It is a congruent number.

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, 437225 + ... + 444254.

It is an arithmetic number, because the mean of its divisors is an integer number (251221800).

Almost surely, 2^3098398685 is an apocalyptic number.

It is an amenable number.

3098398685 is a deficient number, since it is larger than the sum of its proper divisors (921150115).

3098398685 is a wasteful number, since it uses less digits than its factorization.

3098398685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881540.

The product of its (nonzero) digits is 11197440, while the sum is 59.

The square root of 3098398685 is about 55663.2615375707. The cubic root of 3098398685 is about 1457.8486305446.

The spelling of 3098398685 in words is "three billion, ninety-eight million, three hundred ninety-eight thousand, six hundred eighty-five".