20026898 has 8 divisors (see below), whose sum is σ = 30607308. Its totient is φ = 9824464.

The previous prime is 20026889. The next prime is 20026921. The reversal of 20026898 is 89862002.

It can be written as a sum of positive squares in 2 ways, for example, as 16703569 + 3323329 = 4087^2 + 1823^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94361 + ... + 94572.

Almost surely, 2^20026898 is an apocalyptic number.

20026898 is a deficient number, since it is larger than the sum of its proper divisors (10580410).

20026898 is a wasteful number, since it uses less digits than its factorization.

20026898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188988.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 20026898 is about 4475.1422323765. The cubic root of 20026898 is about 271.5633944895.

The spelling of 20026898 in words is "twenty million, twenty-six thousand, eight hundred ninety-eight".