299313872 has 120 divisors (see below), whose sum is σ = 710713440. Its totient is φ = 120906240.

The previous prime is 299313863. The next prime is 299313877. The reversal of 299313872 is 278313992.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (299313877) 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, 862403 + ... + 862749.

It is an arithmetic number, because the mean of its divisors is an integer number (5922612).

Almost surely, 2^299313872 is an apocalyptic number.

299313872 is a gapful number since it is divisible by the number (22) 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 299313872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (355356720).

299313872 is an abundant number, since it is smaller than the sum of its proper divisors (411399568).

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

299313872 is a wasteful number, since it uses less digits than its factorization.

299313872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421 (or 402 counting only the distinct ones).

The product of its digits is 163296, while the sum is 44.

The square root of 299313872 is about 17300.6899284393. The cubic root of 299313872 is about 668.9222086338.

The spelling of 299313872 in words is "two hundred ninety-nine million, three hundred thirteen thousand, eight hundred seventy-two".