299869493 has 8 divisors (see below), whose sum is σ = 373863360. Its totient is φ = 233664480.

The previous prime is 299869489. The next prime is 299869517. The reversal of 299869493 is 394968992.

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

It is not a de Polignac number, because 299869493 - 2² = 299869489 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (299869403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1947128 + ... + 1947281.

It is an arithmetic number, because the mean of its divisors is an integer number (46732920).

Almost surely, 2^299869493 is an apocalyptic number.

It is an amenable number.

299869493 is a deficient number, since it is larger than the sum of its proper divisors (73993867).

299869493 is a wasteful number, since it uses less digits than its factorization.

299869493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3894427.

The product of its digits is 7558272, while the sum is 59.

The square root of 299869493 is about 17316.7402532925. The cubic root of 299869493 is about 669.3358630180.

The spelling of 299869493 in words is "two hundred ninety-nine million, eight hundred sixty-nine thousand, four hundred ninety-three".