263424530 has 8 divisors (see below), whose sum is σ = 474164172. Its totient is φ = 105369808.

The previous prime is 263424529. The next prime is 263424563. The reversal of 263424530 is 35424362.

263424530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 257377849 + 6046681 = 16043^2 + 2459^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 263424493 and 263424502.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13171217 + ... + 13171236.

Almost surely, 2^263424530 is an apocalyptic number.

263424530 is a deficient number, since it is larger than the sum of its proper divisors (210739642).

263424530 is a wasteful number, since it uses less digits than its factorization.

263424530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26342460.

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 263424530 is about 16230.3582831680. The cubic root of 263424530 is about 641.0404057463.

Adding to 263424530 its reverse (35424362), we get a palindrome (298848892).

The spelling of 263424530 in words is "two hundred sixty-three million, four hundred twenty-four thousand, five hundred thirty".