20599102 has 4 divisors (see below), whose sum is σ = 30898656. Its totient is φ = 10299550.

The previous prime is 20599093. The next prime is 20599133. The reversal of 20599102 is 20199502.

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

It is a congruent number.

It is an unprimeable number.

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, 5149774 + ... + 5149777.

It is an arithmetic number, because the mean of its divisors is an integer number (7724664).

Almost surely, 2^20599102 is an apocalyptic number.

20599102 is a deficient number, since it is larger than the sum of its proper divisors (10299554).

20599102 is a wasteful number, since it uses less digits than its factorization.

20599102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10299553.

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 20599102 is about 4538.6233595662. The cubic root of 20599102 is about 274.1254952861.

The spelling of 20599102 in words is "twenty million, five hundred ninety-nine thousand, one hundred two".