300113172 has 72 divisors (see below), whose sum is σ = 810927936. Its totient is φ = 93252864.

The previous prime is 300113137. The next prime is 300113173. The reversal of 300113172 is 271311003.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300113173) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63193 + ... + 67775.

It is an arithmetic number, because the mean of its divisors is an integer number (11262888).

Almost surely, 2^300113172 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 300113172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (405463968).

300113172 is an abundant number, since it is smaller than the sum of its proper divisors (510814764).

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

300113172 is a wasteful number, since it uses less digits than its factorization.

300113172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4717 (or 4712 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 18.

The square root of 300113172 is about 17323.7747618699. The cubic root of 300113172 is about 669.5171184612.

Adding to 300113172 its reverse (271311003), we get a palindrome (571424175).

The spelling of 300113172 in words is "three hundred million, one hundred thirteen thousand, one hundred seventy-two".