263226250 has 80 divisors (see below), whose sum is σ = 573566400. Its totient is φ = 88704000.

The previous prime is 263226233. The next prime is 263226253. The reversal of 263226250 is 52622362.

It is not an unprimeable number, because it can be changed into a prime (263226253) by changing a digit.

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 39 ways as a sum of consecutive naturals, for example, 586026 + ... + 586474.

It is an arithmetic number, because the mean of its divisors is an integer number (7169580).

Almost surely, 2^263226250 is an apocalyptic number.

263226250 is an abundant number, since it is smaller than the sum of its proper divisors (310340150).

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

263226250 is an equidigital number, since it uses as much as digits as its factorization.

263226250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545 (or 530 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 263226250 is about 16224.2488269873. The cubic root of 263226250 is about 640.8795280485.

It can be divided in two parts, 2632 and 26250, that added together give a palindrome (28882).

The spelling of 263226250 in words is "two hundred sixty-three million, two hundred twenty-six thousand, two hundred fifty".