276340633 has 4 divisors (see below), whose sum is σ = 276602148. Its totient is φ = 276079120.

The previous prime is 276340621. The next prime is 276340637. The reversal of 276340633 is 336043672.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 104284944 + 172055689 = 10212^2 + 13117^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-276340633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (276340637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129166 + ... + 131287.

It is an arithmetic number, because the mean of its divisors is an integer number (69150537).

Almost surely, 2^276340633 is an apocalyptic number.

It is an amenable number.

276340633 is a deficient number, since it is larger than the sum of its proper divisors (261515).

276340633 is a wasteful number, since it uses less digits than its factorization.

276340633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261514.

The product of its (nonzero) digits is 54432, while the sum is 34.

The square root of 276340633 is about 16623.4964132098. The cubic root of 276340633 is about 651.3507477103.

The spelling of 276340633 in words is "two hundred seventy-six million, three hundred forty thousand, six hundred thirty-three".