299899705 has 64 divisors (see below), whose sum is σ = 451215360. Its totient is φ = 186810624.

The previous prime is 299899693. The next prime is 299899723. The reversal of 299899705 is 507998992.

It is not a de Polignac number, because 299899705 - 2⁷ = 299899577 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 299899705.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2361352 + ... + 2361478.

It is an arithmetic number, because the mean of its divisors is an integer number (7050240).

Almost surely, 2^299899705 is an apocalyptic number.

It is an amenable number.

299899705 is a deficient number, since it is larger than the sum of its proper divisors (151315655).

299899705 is a wasteful number, since it uses less digits than its factorization.

299899705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278.

The product of its (nonzero) digits is 3674160, while the sum is 58.

The square root of 299899705 is about 17317.6125664019. The cubic root of 299899705 is about 669.3583409030.

The spelling of 299899705 in words is "two hundred ninety-nine million, eight hundred ninety-nine thousand, seven hundred five".