247327263 has 10 divisors (see below), whose sum is σ = 369464304. Its totient is φ = 164884788.

The previous prime is 247327253. The next prime is 247327307. The reversal of 247327263 is 362723742.

It is not a de Polignac number, because 247327263 - 2⁸ = 247327007 is a prime.

It is a super-2 number, since 2×247327263² = 122341550046142338, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (247327253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1526631 + ... + 1526792.

Almost surely, 2^247327263 is an apocalyptic number.

247327263 is a deficient number, since it is larger than the sum of its proper divisors (122137041).

247327263 is an equidigital number, since it uses as much as digits as its factorization.

247327263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3053435 (or 3053426 counting only the distinct ones).

The product of its digits is 84672, while the sum is 36.

The square root of 247327263 is about 15726.6418220801. The cubic root of 247327263 is about 627.7075184400.

The spelling of 247327263 in words is "two hundred forty-seven million, three hundred twenty-seven thousand, two hundred sixty-three".