276265345 has 8 divisors (see below), whose sum is σ = 335243880. Its totient is φ = 218528640.

The previous prime is 276265337. The next prime is 276265369. The reversal of 276265345 is 543562672.

It can be written as a sum of positive squares in 4 ways, for example, as 58614336 + 217651009 = 7656^2 + 14753^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 276265345 - 2³ = 276265337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 276265298 and 276265307.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309966 + ... + 310855.

It is an arithmetic number, because the mean of its divisors is an integer number (41905485).

Almost surely, 2^276265345 is an apocalyptic number.

It is an amenable number.

276265345 is a deficient number, since it is larger than the sum of its proper divisors (58978535).

276265345 is an equidigital number, since it uses as much as digits as its factorization.

276265345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620915.

The product of its digits is 302400, while the sum is 40.

The square root of 276265345 is about 16621.2317533930. The cubic root of 276265345 is about 651.2915896237.

The spelling of 276265345 in words is "two hundred seventy-six million, two hundred sixty-five thousand, three hundred forty-five".