2098722 has 8 divisors (see below), whose sum is σ = 4197456. Its totient is φ = 699572.

The previous prime is 2098717. The next prime is 2098729. The reversal of 2098722 is 2278902.

It is a sphenic number, since it is the product of 3 distinct primes.

2098722 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 2098722.

It is not an unprimeable number, because it can be changed into a prime (2098729) by changing a digit.

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, 174888 + ... + 174899.

It is an arithmetic number, because the mean of its divisors is an integer number (524682).

2^2098722 is an apocalyptic number.

2098722 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2098722 is a wasteful number, since it uses less digits than its factorization.

2098722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349792.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 2098722 is about 1448.6966556184. The cubic root of 2098722 is about 128.0319337642.

The spelling of 2098722 in words is "two million, ninety-eight thousand, seven hundred twenty-two".