2133898 has 8 divisors (see below), whose sum is σ = 3447108. Its totient is φ = 984864.

The previous prime is 2133839. The next prime is 2133899. The reversal of 2133898 is 8983312.

It can be written as a sum of positive squares in 2 ways, for example, as 1530169 + 603729 = 1237^2 + 777^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2133899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41011 + ... + 41062.

2^2133898 is an apocalyptic number.

2133898 is a deficient number, since it is larger than the sum of its proper divisors (1313210).

2133898 is a wasteful number, since it uses less digits than its factorization.

2133898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82088.

The product of its digits is 10368, while the sum is 34.

The square root of 2133898 is about 1460.7867743103. The cubic root of 2133898 is about 128.7432748553.

The spelling of 2133898 in words is "two million, one hundred thirty-three thousand, eight hundred ninety-eight".