275317392 has 80 divisors (see below), whose sum is σ = 818911872. Its totient is φ = 78074880.

The previous prime is 275317379. The next prime is 275317403. The reversal of 275317392 is 293713572.

It is a self number, because there is not a number n which added to its sum of digits gives 275317392.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43042 + ... + 49022.

Almost surely, 2^275317392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 275317392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (409455936).

275317392 is an abundant number, since it is smaller than the sum of its proper divisors (543594480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

275317392 is a wasteful number, since it uses less digits than its factorization.

275317392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6136 (or 6130 counting only the distinct ones).

The product of its digits is 79380, while the sum is 39.

The square root of 275317392 is about 16592.6909210049. The cubic root of 275317392 is about 650.5458074329.

The spelling of 275317392 in words is "two hundred seventy-five million, three hundred seventeen thousand, three hundred ninety-two".