263353264 has 10 divisors (see below), whose sum is σ = 510246980. Its totient is φ = 131676624.

The previous prime is 263353261. The next prime is 263353301. The reversal of 263353264 is 462353362.

263353264 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (263353261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8229774 + ... + 8229805.

It is an arithmetic number, because the mean of its divisors is an integer number (51024698).

Almost surely, 2^263353264 is an apocalyptic number.

It is an amenable number.

263353264 is a deficient number, since it is larger than the sum of its proper divisors (246893716).

263353264 is a wasteful number, since it uses less digits than its factorization.

263353264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16459587 (or 16459581 counting only the distinct ones).

The product of its digits is 77760, while the sum is 34.

The square root of 263353264 is about 16228.1626809692. The cubic root of 263353264 is about 640.9825922163.

The spelling of 263353264 in words is "two hundred sixty-three million, three hundred fifty-three thousand, two hundred sixty-four".