20300896 has 108 divisors (see below), whose sum is σ = 51581124. Its totient is φ = 7835520.

The previous prime is 20300879. The next prime is 20300947. The reversal of 20300896 is 69800302.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 189675 + ... + 189781.

It is an arithmetic number, because the mean of its divisors is an integer number (477603).

Almost surely, 2^20300896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20300896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25790562).

20300896 is an abundant number, since it is smaller than the sum of its proper divisors (31280228).

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

20300896 is a wasteful number, since it uses less digits than its factorization.

20300896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153 (or 127 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 20300896 is about 4505.6515622050. The cubic root of 20300896 is about 272.7962538507.

The spelling of 20300896 in words is "twenty million, three hundred thousand, eight hundred ninety-six".