249768093 has 8 divisors (see below), whose sum is σ = 342024928. Its totient is φ = 162011664.

The previous prime is 249768073. The next prime is 249768119. The reversal of 249768093 is 390867942.

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

It is not a de Polignac number, because 249768093 - 2⁵ = 249768061 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249768073) 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, 1124971 + ... + 1125192.

It is an arithmetic number, because the mean of its divisors is an integer number (42753116).

Almost surely, 2^249768093 is an apocalyptic number.

It is an amenable number.

249768093 is a deficient number, since it is larger than the sum of its proper divisors (92256835).

249768093 is a wasteful number, since it uses less digits than its factorization.

249768093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2250203.

The product of its (nonzero) digits is 653184, while the sum is 48.

The square root of 249768093 is about 15804.0530560992. The cubic root of 249768093 is about 629.7656750116.

The spelling of 249768093 in words is "two hundred forty-nine million, seven hundred sixty-eight thousand, ninety-three".