249172327 has 8 divisors (see below), whose sum is σ = 270748160. Its totient is φ = 228442680.

The previous prime is 249172307. The next prime is 249172331. The reversal of 249172327 is 723271942.

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 249172327 - 2⁷ = 249172199 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 (249172307) 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, 210933 + ... + 212110.

It is an arithmetic number, because the mean of its divisors is an integer number (33843520).

Almost surely, 2^249172327 is an apocalyptic number.

249172327 is a deficient number, since it is larger than the sum of its proper divisors (21575833).

249172327 is a wasteful number, since it uses less digits than its factorization.

249172327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423093.

The product of its digits is 42336, while the sum is 37.

The square root of 249172327 is about 15785.1932835807. The cubic root of 249172327 is about 629.2645545768.

The spelling of 249172327 in words is "two hundred forty-nine million, one hundred seventy-two thousand, three hundred twenty-seven".