275463397 has 6 divisors (see below), whose sum is σ = 302782214. Its totient is φ = 250421160.

The previous prime is 275463371. The next prime is 275463403. The reversal of 275463397 is 793364572.

It can be written as a sum of positive squares in only one way, i.e., 270076356 + 5387041 = 16434^2 + 2321^2 .

It is not a de Polignac number, because 275463397 - 2²³ = 267074789 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 (275463337) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1138158 + ... + 1138399.

Almost surely, 2^275463397 is an apocalyptic number.

It is an amenable number.

275463397 is a deficient number, since it is larger than the sum of its proper divisors (27318817).

275463397 is a wasteful number, since it uses less digits than its factorization.

275463397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2276579 (or 2276568 counting only the distinct ones).

The product of its digits is 952560, while the sum is 46.

The square root of 275463397 is about 16597.0900160239. The cubic root of 275463397 is about 650.6607852222.

The spelling of 275463397 in words is "two hundred seventy-five million, four hundred sixty-three thousand, three hundred ninety-seven".