300000000 has 162 divisors, whose sum is σ = 998046364. Its totient is φ = 80000000.

The previous prime is 299999977. The next prime is 300000007. The reversal of 300000000 is 3.

It is a Harshad number since it is a multiple of its sum of digits (3).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (300000007) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 59999998 + ... + 60000002.

Almost surely, 2^300000000 is an apocalyptic number.

300000000 is a gapful number since it is divisible by the number (30) 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 300000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (499023182).

300000000 is an abundant number, since it is smaller than the sum of its proper divisors (698046364).

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

300000000 is an frugal number, since it uses more digits than its factorization.

300000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59 (or 10 counting only the distinct ones).

The product of its (nonzero) digits is 3, while the sum is 3.

The square root of 300000000 is about 17320.5080756888. The cubic root of 300000000 is about 669.4329500822.

The spelling of 300000000 in words is "three hundred million", and thus it is an aban number.