20204598 has 8 divisors (see below), whose sum is σ = 40409208. Its totient is φ = 6734864.

The previous prime is 20204593. The next prime is 20204633. The reversal of 20204598 is 89540202.

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

20204598 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20204593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1683711 + ... + 1683722.

It is an arithmetic number, because the mean of its divisors is an integer number (5051151).

Almost surely, 2^20204598 is an apocalyptic number.

20204598 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20204598 is a wasteful number, since it uses less digits than its factorization.

20204598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3367438.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 20204598 is about 4494.9525025299. The cubic root of 20204598 is about 272.3642305451.

It can be divided in two parts, 20204 and 598, that added together give a palindrome (20802).

The spelling of 20204598 in words is "twenty million, two hundred four thousand, five hundred ninety-eight".