275485292 has 12 divisors (see below), whose sum is σ = 486522960. Its totient is φ = 136478736.

The previous prime is 275485279. The next prime is 275485319. The reversal of 275485292 is 292584572.

It is a super-2 number, since 2×275485292² = 151784292216650528, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 315488 + ... + 316359.

It is an arithmetic number, because the mean of its divisors is an integer number (40543580).

Almost surely, 2^275485292 is an apocalyptic number.

It is an amenable number.

275485292 is a deficient number, since it is larger than the sum of its proper divisors (211037668).

275485292 is a wasteful number, since it uses less digits than its factorization.

275485292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631960 (or 631958 counting only the distinct ones).

The product of its digits is 403200, while the sum is 44.

The square root of 275485292 is about 16597.7496064979. The cubic root of 275485292 is about 650.6780238591.

The spelling of 275485292 in words is "two hundred seventy-five million, four hundred eighty-five thousand, two hundred ninety-two".