263420116 has 12 divisors (see below), whose sum is σ = 461341888. Its totient is φ = 131608152.

The previous prime is 263420089. The next prime is 263420119. The reversal of 263420116 is 611024362.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263420119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19506 + ... + 30121.

Almost surely, 2^263420116 is an apocalyptic number.

It is an amenable number.

263420116 is a deficient number, since it is larger than the sum of its proper divisors (197921772).

263420116 is a wasteful number, since it uses less digits than its factorization.

263420116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50958 (or 50956 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 263420116 is about 16230.2223028522. Note that the first 3 decimals coincide. The cubic root of 263420116 is about 641.0368252545.

Adding to 263420116 its reverse (611024362), we get a palindrome (874444478).

The spelling of 263420116 in words is "two hundred sixty-three million, four hundred twenty thousand, one hundred sixteen".