20593104 has 80 divisors (see below), whose sum is σ = 61329408. Its totient is φ = 5832576.

The previous prime is 20593063. The next prime is 20593121. The reversal of 20593104 is 40139502.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55929 + ... + 56295.

Almost surely, 2^20593104 is an apocalyptic number.

20593104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20593104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30664704).

20593104 is an abundant number, since it is smaller than the sum of its proper divisors (40736304).

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

20593104 is a wasteful number, since it uses less digits than its factorization.

20593104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552 (or 546 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 20593104 is about 4537.9625384086. The cubic root of 20593104 is about 274.0988862890.

The spelling of 20593104 in words is "twenty million, five hundred ninety-three thousand, one hundred four".