299673993 has 8 divisors (see below), whose sum is σ = 412454656. Its totient is φ = 193338000.

The previous prime is 299673991. The next prime is 299674007. The reversal of 299673993 is 399376992.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 299673993 - 2¹ = 299673991 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (299673991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1611058 + ... + 1611243.

It is an arithmetic number, because the mean of its divisors is an integer number (51556832).

Almost surely, 2^299673993 is an apocalyptic number.

It is an amenable number.

299673993 is a deficient number, since it is larger than the sum of its proper divisors (112780663).

299673993 is a wasteful number, since it uses less digits than its factorization.

299673993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3222335.

The product of its digits is 4960116, while the sum is 57.

The square root of 299673993 is about 17311.0945061253. The cubic root of 299673993 is about 669.1903734949.

The spelling of 299673993 in words is "two hundred ninety-nine million, six hundred seventy-three thousand, nine hundred ninety-three".