20483798 has 4 divisors (see below), whose sum is σ = 30725700. Its totient is φ = 10241898.

The previous prime is 20483791. The next prime is 20483803. The reversal of 20483798 is 89738402.

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 (20483791) 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, 5120948 + ... + 5120951.

It is an arithmetic number, because the mean of its divisors is an integer number (7681425).

Almost surely, 2^20483798 is an apocalyptic number.

20483798 is a deficient number, since it is larger than the sum of its proper divisors (10241902).

20483798 is a wasteful number, since it uses less digits than its factorization.

20483798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10241901.

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 20483798 is about 4525.9030038214. The cubic root of 20483798 is about 273.6130631537.

The spelling of 20483798 in words is "twenty million, four hundred eighty-three thousand, seven hundred ninety-eight".