2098620 has 72 divisors (see below), whose sum is σ = 6486480. Its totient is φ = 549120.

The previous prime is 2098609. The next prime is 2098639. The reversal of 2098620 is 268902.

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, 15955 + ... + 16085.

It is an arithmetic number, because the mean of its divisors is an integer number (90090).

2^2098620 is an apocalyptic number.

2098620 is a gapful number since it is divisible by the number (20) 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 2098620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3243240).

2098620 is an abundant number, since it is smaller than the sum of its proper divisors (4387860).

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

2098620 is a wasteful number, since it uses less digits than its factorization.

2098620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235 (or 230 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 2098620 is about 1448.6614511334. The cubic root of 2098620 is about 128.0298595703.

The spelling of 2098620 in words is "two million, ninety-eight thousand, six hundred twenty".