263164223 has 8 divisors (see below), whose sum is σ = 302287392. Its totient is φ = 224423136.

The previous prime is 263164219. The next prime is 263164261. The reversal of 263164223 is 322461362.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 263164223 - 2² = 263164219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263164273) 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 7 ways as a sum of consecutive naturals, for example, 94040 + ... + 96797.

It is an arithmetic number, because the mean of its divisors is an integer number (37785924).

Almost surely, 2^263164223 is an apocalyptic number.

263164223 is a deficient number, since it is larger than the sum of its proper divisors (39123169).

263164223 is a wasteful number, since it uses less digits than its factorization.

263164223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191041.

The product of its digits is 10368, while the sum is 29.

The square root of 263164223 is about 16222.3371620738. The cubic root of 263164223 is about 640.8291848459.

The spelling of 263164223 in words is "two hundred sixty-three million, one hundred sixty-four thousand, two hundred twenty-three".