299668434 has 48 divisors (see below), whose sum is σ = 660117600. Its totient is φ = 90624768.

The previous prime is 299668393. The next prime is 299668451. The reversal of 299668434 is 434866992.

It is a Curzon 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, 57322 + ... + 62330.

It is an arithmetic number, because the mean of its divisors is an integer number (13752450).

Almost surely, 2^299668434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 299668434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (330058800).

299668434 is an abundant number, since it is smaller than the sum of its proper divisors (360449166).

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

299668434 is a wasteful number, since it uses less digits than its factorization.

299668434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5099 (or 5086 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 51.

The square root of 299668434 is about 17310.9339436092. The cubic root of 299668434 is about 669.1862356069.

The spelling of 299668434 in words is "two hundred ninety-nine million, six hundred sixty-eight thousand, four hundred thirty-four".