20098382 has 4 divisors (see below), whose sum is σ = 30147576. Its totient is φ = 10049190.

The previous prime is 20098381. The next prime is 20098391. The reversal of 20098382 is 28389002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20098381) 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 as a sum of consecutive naturals, namely, 5024594 + ... + 5024597.

It is an arithmetic number, because the mean of its divisors is an integer number (7536894).

Almost surely, 2^20098382 is an apocalyptic number.

20098382 is a deficient number, since it is larger than the sum of its proper divisors (10049194).

20098382 is a wasteful number, since it uses less digits than its factorization.

20098382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10049193.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 20098382 is about 4483.1219033169. The cubic root of 20098382 is about 271.8861169013.

The spelling of 20098382 in words is "twenty million, ninety-eight thousand, three hundred eighty-two".