276256323 has 12 divisors (see below), whose sum is σ = 456042288. Its totient is φ = 157860720.

The previous prime is 276256303. The next prime is 276256361. The reversal of 276256323 is 323652672.

It is a happy number.

276256323 is a `hidden beast` number, since 2 + 7 + 625 + 6 + 3 + 23 = 666.

It is not a de Polignac number, because 276256323 - 2¹³ = 276248131 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (276256303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2192448 + ... + 2192573.

It is an arithmetic number, because the mean of its divisors is an integer number (38003524).

Almost surely, 2^276256323 is an apocalyptic number.

276256323 is a deficient number, since it is larger than the sum of its proper divisors (179785965).

276256323 is a wasteful number, since it uses less digits than its factorization.

276256323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4385034 (or 4385031 counting only the distinct ones).

The product of its digits is 90720, while the sum is 36.

The square root of 276256323 is about 16620.9603513154. The cubic root of 276256323 is about 651.2844998013.

The spelling of 276256323 in words is "two hundred seventy-six million, two hundred fifty-six thousand, three hundred twenty-three".