276048145 has 8 divisors (see below), whose sum is σ = 331367400. Its totient is φ = 220765440.

The previous prime is 276048133. The next prime is 276048151. The reversal of 276048145 is 541840672.

It can be written as a sum of positive squares in 4 ways, for example, as 165714129 + 110334016 = 12873^2 + 10504^2 .

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

It is not a de Polignac number, because 276048145 - 2¹⁷ = 275917073 is a prime.

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, 11881 + ... + 26329.

It is an arithmetic number, because the mean of its divisors is an integer number (41420925).

Almost surely, 2^276048145 is an apocalyptic number.

It is an amenable number.

276048145 is a deficient number, since it is larger than the sum of its proper divisors (55319255).

276048145 is a wasteful number, since it uses less digits than its factorization.

276048145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18275.

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 276048145 is about 16614.6966568758. The cubic root of 276048145 is about 651.1208629122.

It can be divided in two parts, 2760 and 48145, that added together give a palindrome (50905).

The spelling of 276048145 in words is "two hundred seventy-six million, forty-eight thousand, one hundred forty-five".