2098340 has 12 divisors (see below), whose sum is σ = 4406556. Its totient is φ = 839328.

The previous prime is 2098337. The next prime is 2098351. The reversal of 2098340 is 438902.

It can be written as a sum of positive squares in 2 ways, for example, as 376996 + 1721344 = 614^2 + 1312^2 .

It is a d-powerful number, because it can be written as 2⁷ + 0 + 9 + 8⁷ + 3³ + 4⁵ + 0 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52439 + ... + 52478.

It is an arithmetic number, because the mean of its divisors is an integer number (367213).

2^2098340 is an apocalyptic number.

2098340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2098340 is an abundant number, since it is smaller than the sum of its proper divisors (2308216).

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

2098340 is a wasteful number, since it uses less digits than its factorization.

2098340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104926 (or 104924 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 2098340 is about 1448.5648069727. The cubic root of 2098340 is about 128.0241653594.

The spelling of 2098340 in words is "two million, ninety-eight thousand, three hundred forty".