276241563 has 32 divisors (see below), whose sum is σ = 446806080. Its totient is φ = 167650560.

The previous prime is 276241543. The next prime is 276241573. The reversal of 276241563 is 365142672.

276241563 is a `hidden beast` number, since 2 + 76 + 24 + 1 + 563 = 666.

It is not a de Polignac number, because 276241563 - 2⁵ = 276241531 is a prime.

It is a super-2 number, since 2×276241563² = 152618802257365938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (276241543) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20233 + ... + 31013.

It is an arithmetic number, because the mean of its divisors is an integer number (13962690).

Almost surely, 2^276241563 is an apocalyptic number.

276241563 is a deficient number, since it is larger than the sum of its proper divisors (170564517).

276241563 is a wasteful number, since it uses less digits than its factorization.

276241563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10876 (or 10870 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 276241563 is about 16620.5163277198. The cubic root of 276241563 is about 651.2729005127.

The spelling of 276241563 in words is "two hundred seventy-six million, two hundred forty-one thousand, five hundred sixty-three".