276848445 has 16 divisors (see below), whose sum is σ = 457247232. Its totient is φ = 142889280.

The previous prime is 276848431. The next prime is 276848477. The reversal of 276848445 is 544848672.

It is not a de Polignac number, because 276848445 - 2¹⁰ = 276847421 is a prime.

It is a super-2 number, since 2×276848445² = 153290122997836050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 276848394 and 276848403.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 297222 + ... + 298151.

It is an arithmetic number, because the mean of its divisors is an integer number (28577952).

Almost surely, 2^276848445 is an apocalyptic number.

It is an amenable number.

276848445 is a deficient number, since it is larger than the sum of its proper divisors (180398787).

276848445 is a wasteful number, since it uses less digits than its factorization.

276848445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595412.

The product of its digits is 1720320, while the sum is 48.

The square root of 276848445 is about 16638.7633254398. The cubic root of 276848445 is about 651.7494842523.

The spelling of 276848445 in words is "two hundred seventy-six million, eight hundred forty-eight thousand, four hundred forty-five".