20098735 has 8 divisors (see below), whose sum is σ = 24145776. Its totient is φ = 16060800.

The previous prime is 20098721. The next prime is 20098747. The reversal of 20098735 is 53789002.

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

It is not a de Polignac number, because 20098735 - 2¹⁹ = 19574447 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20098735.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4332 + ... + 7678.

It is an arithmetic number, because the mean of its divisors is an integer number (3018222).

Almost surely, 2^20098735 is an apocalyptic number.

20098735 is a deficient number, since it is larger than the sum of its proper divisors (4047041).

20098735 is a wasteful number, since it uses less digits than its factorization.

20098735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4553.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 20098735 is about 4483.1612730304. The cubic root of 20098735 is about 271.8877086586.

The spelling of 20098735 in words is "twenty million, ninety-eight thousand, seven hundred thirty-five".