263322552 has 64 divisors (see below), whose sum is σ = 684288000. Its totient is φ = 84339584.

The previous prime is 263322547. The next prime is 263322559. The reversal of 263322552 is 255223362.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263322559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165553 + ... + 167135.

It is an arithmetic number, because the mean of its divisors is an integer number (10692000).

Almost surely, 2^263322552 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 263322552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (342144000).

263322552 is an abundant number, since it is smaller than the sum of its proper divisors (420965448).

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

263322552 is a wasteful number, since it uses less digits than its factorization.

263322552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1860 (or 1856 counting only the distinct ones).

The product of its digits is 21600, while the sum is 30.

The square root of 263322552 is about 16227.2163971520. The cubic root of 263322552 is about 640.9576743267.

The spelling of 263322552 in words is "two hundred sixty-three million, three hundred twenty-two thousand, five hundred fifty-two".