20012098 has 8 divisors (see below), whose sum is σ = 30069900. Its totient is φ = 9988800.

The previous prime is 20012063. The next prime is 20012099. The reversal of 20012098 is 89021002.

It can be written as a sum of positive squares in 2 ways, for example, as 17918289 + 2093809 = 4233^2 + 1447^2 .

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 (20012099) 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, 7123 + ... + 9526.

Almost surely, 2^20012098 is an apocalyptic number.

20012098 is a deficient number, since it is larger than the sum of its proper divisors (10057802).

20012098 is a wasteful number, since it uses less digits than its factorization.

20012098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17252.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 20012098 is about 4473.4883480345. The cubic root of 20012098 is about 271.4964823347.

The spelling of 20012098 in words is "twenty million, twelve thousand, ninety-eight".