263252016 has 120 divisors (see below), whose sum is σ = 758671680. Its totient is φ = 85183488.

The previous prime is 263251981. The next prime is 263252069. The reversal of 263252016 is 610252362.

263252016 is a `hidden beast` number, since 2 + 632 + 5 + 20 + 1 + 6 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 830290 + ... + 830606.

It is an arithmetic number, because the mean of its divisors is an integer number (6322264).

Almost surely, 2^263252016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 263252016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (379335840).

263252016 is an abundant number, since it is smaller than the sum of its proper divisors (495419664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

263252016 is a wasteful number, since it uses less digits than its factorization.

263252016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483 (or 474 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 263252016 is about 16225.0428658910. The cubic root of 263252016 is about 640.9004382771.

The spelling of 263252016 in words is "two hundred sixty-three million, two hundred fifty-two thousand, sixteen".