263480315 has 32 divisors (see below), whose sum is σ = 392663040. Its totient is φ = 165628800.

The previous prime is 263480311. The next prime is 263480351. The reversal of 263480315 is 513084362.

It is not a de Polignac number, because 263480315 - 2² = 263480311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (263480311) 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 31 ways as a sum of consecutive naturals, for example, 14225 + ... + 27005.

It is an arithmetic number, because the mean of its divisors is an integer number (12270720).

Almost surely, 2^263480315 is an apocalyptic number.

263480315 is a deficient number, since it is larger than the sum of its proper divisors (129182725).

263480315 is a wasteful number, since it uses less digits than its factorization.

263480315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12843.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 263480315 is about 16232.0767309670. The cubic root of 263480315 is about 641.0856532600.

The spelling of 263480315 in words is "two hundred sixty-three million, four hundred eighty thousand, three hundred fifteen".