263364423 has 8 divisors (see below), whose sum is σ = 401317248. Its totient is φ = 150493944.

The previous prime is 263364419. The next prime is 263364449. The reversal of 263364423 is 324463362.

It is a happy number.

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

It is not a de Polignac number, because 263364423 - 2² = 263364419 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263364223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6270561 + ... + 6270602.

It is an arithmetic number, because the mean of its divisors is an integer number (50164656).

Almost surely, 2^263364423 is an apocalyptic number.

263364423 is a deficient number, since it is larger than the sum of its proper divisors (137952825).

263364423 is a wasteful number, since it uses less digits than its factorization.

263364423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12541173.

The product of its digits is 62208, while the sum is 33.

The square root of 263364423 is about 16228.5064932051. The cubic root of 263364423 is about 640.9916454852.

The spelling of 263364423 in words is "two hundred sixty-three million, three hundred sixty-four thousand, four hundred twenty-three".