3098556 has 72 divisors (see below), whose sum is σ = 8530704. Its totient is φ = 944640.

The previous prime is 3098531. The next prime is 3098561. The reversal of 3098556 is 6558903.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an Ulam number.

It is a d-powerful number, because it can be written as 3¹² + 0 + 9⁶ + 8⁵ + 5⁵ + 5⁹ + 6⁶ .

It is a self number, because there is not a number n which added to its sum of digits gives 3098556.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37291 + ... + 37373.

It is an arithmetic number, because the mean of its divisors is an integer number (118482).

Almost surely, 2^3098556 is an apocalyptic number.

3098556 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3098556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4265352).

3098556 is an abundant number, since it is smaller than the sum of its proper divisors (5432148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3098556 is a wasteful number, since it uses less digits than its factorization.

3098556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171 (or 166 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 3098556 is about 1760.2715699573. The cubic root of 3098556 is about 145.7873303244.

The spelling of 3098556 in words is "three million, ninety-eight thousand, five hundred fifty-six".