263325234 has 32 divisors (see below), whose sum is σ = 532370880. Its totient is φ = 86826752.

The previous prime is 263325233. The next prime is 263325239. The reversal of 263325234 is 432523362.

It is a super-2 number, since 2×263325234² = 138680357722309512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (263325233) 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 15 ways as a sum of consecutive naturals, for example, 462502 + ... + 463070.

It is an arithmetic number, because the mean of its divisors is an integer number (16636590).

Almost surely, 2^263325234 is an apocalyptic number.

263325234 is an abundant number, since it is smaller than the sum of its proper divisors (269045646).

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

263325234 is a wasteful number, since it uses less digits than its factorization.

263325234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1274.

The product of its digits is 25920, while the sum is 30.

The square root of 263325234 is about 16227.2990358839. The cubic root of 263325234 is about 640.9598504191.

Adding to 263325234 its reverse (432523362), we get a palindrome (695848596).

The spelling of 263325234 in words is "two hundred sixty-three million, three hundred twenty-five thousand, two hundred thirty-four".