20432098 has 8 divisors (see below), whose sum is σ = 30951900. Its totient is φ = 10114800.

The previous prime is 20432081. The next prime is 20432099. The reversal of 20432098 is 89023402.

It can be written as a sum of positive squares in 2 ways, for example, as 12552849 + 7879249 = 3543^2 + 2807^2 .

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 (20432099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50373 + ... + 50776.

Almost surely, 2^20432098 is an apocalyptic number.

20432098 is a deficient number, since it is larger than the sum of its proper divisors (10519802).

20432098 is a wasteful number, since it uses less digits than its factorization.

20432098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101252.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 20432098 is about 4520.1878279558. The cubic root of 20432098 is about 273.3826743499.

The spelling of 20432098 in words is "twenty million, four hundred thirty-two thousand, ninety-eight".