248791899 has 8 divisors (see below), whose sum is σ = 343161360. Its totient is φ = 160141856.

The previous prime is 248791883. The next prime is 248791927. The reversal of 248791899 is 998197842.

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

It is a cyclic number.

It is not a de Polignac number, because 248791899 - 2⁴ = 248791883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (248791199) 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, 1429752 + ... + 1429925.

It is an arithmetic number, because the mean of its divisors is an integer number (42895170).

Almost surely, 2^248791899 is an apocalyptic number.

248791899 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

248791899 is a deficient number, since it is larger than the sum of its proper divisors (94369461).

248791899 is a wasteful number, since it uses less digits than its factorization.

248791899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2859709.

The product of its digits is 2612736, while the sum is 57.

The square root of 248791899 is about 15773.1385272558. The cubic root of 248791899 is about 628.9441447449.

The spelling of 248791899 in words is "two hundred forty-eight million, seven hundred ninety-one thousand, eight hundred ninety-nine".