276323493 has 8 divisors (see below), whose sum is σ = 369228928. Its totient is φ = 183816864.

The previous prime is 276323483. The next prime is 276323497. The reversal of 276323493 is 394323672.

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

It is not a de Polignac number, because 276323493 - 2⁸ = 276323237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276323497) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 98080 + ... + 100857.

It is an arithmetic number, because the mean of its divisors is an integer number (46153616).

Almost surely, 2^276323493 is an apocalyptic number.

It is an amenable number.

276323493 is a deficient number, since it is larger than the sum of its proper divisors (92905435).

276323493 is a wasteful number, since it uses less digits than its factorization.

276323493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199403.

The product of its digits is 163296, while the sum is 39.

The square root of 276323493 is about 16622.9808698681. The cubic root of 276323493 is about 651.3372807769.

It can be divided in two parts, 27632 and 3493, that added together give a triangular number (31125 = T₂₄₉).

The spelling of 276323493 in words is "two hundred seventy-six million, three hundred twenty-three thousand, four hundred ninety-three".