275530460 has 12 divisors (see below), whose sum is σ = 578614008. Its totient is φ = 110212176.

The previous prime is 275530429. The next prime is 275530469. The reversal of 275530460 is 64035572.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275530469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6888242 + ... + 6888281.

It is an arithmetic number, because the mean of its divisors is an integer number (48217834).

Almost surely, 2^275530460 is an apocalyptic number.

275530460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

275530460 is an abundant number, since it is smaller than the sum of its proper divisors (303083548).

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

275530460 is a wasteful number, since it uses less digits than its factorization.

275530460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13776532 (or 13776530 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 275530460 is about 16599.1102171171. The cubic root of 275530460 is about 650.7135831911.

The spelling of 275530460 in words is "two hundred seventy-five million, five hundred thirty thousand, four hundred sixty".