263225747 has 8 divisors (see below), whose sum is σ = 269565120. Its totient is φ = 256896360.

The previous prime is 263225741. The next prime is 263225749. The reversal of 263225747 is 747522362.

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

It is a cyclic number.

It is not a de Polignac number, because 263225747 - 2¹⁰ = 263224723 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 263225747.

It is not an unprimeable number, because it can be changed into a prime (263225741) 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 7 ways as a sum of consecutive naturals, for example, 102404 + ... + 104942.

It is an arithmetic number, because the mean of its divisors is an integer number (33695640).

Almost surely, 2^263225747 is an apocalyptic number.

263225747 is a deficient number, since it is larger than the sum of its proper divisors (6339373).

263225747 is a wasteful number, since it uses less digits than its factorization.

263225747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4993.

The product of its digits is 141120, while the sum is 38.

The square root of 263225747 is about 16224.2333254918. The cubic root of 263225747 is about 640.8791198286.

The spelling of 263225747 in words is "two hundred sixty-three million, two hundred twenty-five thousand, seven hundred forty-seven".