20298300 has 72 divisors (see below), whose sum is σ = 64079232. Its totient is φ = 4920000.

The previous prime is 20298293. The next prime is 20298337. The reversal of 20298300 is 389202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 225 + ... + 6375.

Almost surely, 2^20298300 is an apocalyptic number.

20298300 is a gapful number since it is divisible by the number (20) 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 20298300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32039616).

20298300 is an abundant number, since it is smaller than the sum of its proper divisors (43780932).

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

20298300 is a wasteful number, since it uses less digits than its factorization.

20298300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6179 (or 6172 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 20298300 is about 4505.3634703540. The cubic root of 20298300 is about 272.7846253121.

The spelling of 20298300 in words is "twenty million, two hundred ninety-eight thousand, three hundred".