276463 has 8 divisors (see below), whose sum is σ = 309456. Its totient is φ = 244800.

The previous prime is 276461. The next prime is 276467. The reversal of 276463 is 364672.

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

It is a cyclic number.

It is not a de Polignac number, because 276463 - 2¹ = 276461 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 (276461) 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, 145 + ... + 757.

It is an arithmetic number, because the mean of its divisors is an integer number (38682).

2²⁷⁶⁴⁶³ is an apocalyptic number.

276463 is a deficient number, since it is larger than the sum of its proper divisors (32993).

276463 is a wasteful number, since it uses less digits than its factorization.

276463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665.

The product of its digits is 6048, while the sum is 28.

The square root of 276463 is about 525.7974895338. The cubic root of 276463 is about 65.1446875539.

Subtracting 276463 from its reverse (364672), we obtain a square (88209 = 297²).

The spelling of 276463 in words is "two hundred seventy-six thousand, four hundred sixty-three".