2122898 has 8 divisors (see below), whose sum is σ = 3262140. Its totient is φ = 1035520.

The previous prime is 2122873. The next prime is 2122921. The reversal of 2122898 is 8982212.

It can be written as a sum of positive squares in 2 ways, for example, as 2122849 + 49 = 1457^2 + 7^2 .

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

It is a d-powerful number, because it can be written as 2¹⁰ + 1 + 2¹³ + 2¹⁴ + 8² + 9² + 8⁷ .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12863 + ... + 13026.

2^2122898 is an apocalyptic number.

2122898 is a deficient number, since it is larger than the sum of its proper divisors (1139242).

2122898 is a wasteful number, since it uses less digits than its factorization.

2122898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25932.

The product of its digits is 4608, while the sum is 32.

The square root of 2122898 is about 1457.0168152770. The cubic root of 2122898 is about 128.5216746937.

The spelling of 2122898 in words is "two million, one hundred twenty-two thousand, eight hundred ninety-eight".