276268423 has 2 divisors, whose sum is σ = 276268424. Its totient is φ = 276268422.

The previous prime is 276268409. The next prime is 276268439. The reversal of 276268423 is 324862672.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 276268423 - 2⁹ = 276267911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (276268463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138134211 + 138134212.

It is an arithmetic number, because the mean of its divisors is an integer number (138134212).

Almost surely, 2^276268423 is an apocalyptic number.

276268423 is a deficient number, since it is larger than the sum of its proper divisors (1).

276268423 is an equidigital number, since it uses as much as digits as its factorization.

276268423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 193536, while the sum is 40.

The square root of 276268423 is about 16621.3243455508. The cubic root of 276268423 is about 651.2940083950.

The spelling of 276268423 in words is "two hundred seventy-six million, two hundred sixty-eight thousand, four hundred twenty-three".