263324642 has 16 divisors (see below), whose sum is σ = 451647360. Its totient is φ = 112795008.

The previous prime is 263324641. The next prime is 263324653. The reversal of 263324642 is 246423362.

263324642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 263324599 and 263324608.

It is not an unprimeable number, because it can be changed into a prime (263324641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33659 + ... + 40737.

It is an arithmetic number, because the mean of its divisors is an integer number (28227960).

Almost surely, 2^263324642 is an apocalyptic number.

263324642 is a deficient number, since it is larger than the sum of its proper divisors (188322718).

263324642 is a wasteful number, since it uses less digits than its factorization.

263324642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9745.

The product of its digits is 41472, while the sum is 32.

The square root of 263324642 is about 16227.2807950069. The cubic root of 263324642 is about 640.9593700898.

The spelling of 263324642 in words is "two hundred sixty-three million, three hundred twenty-four thousand, six hundred forty-two".