263790743 has 4 divisors (see below), whose sum is σ = 269403360. Its totient is φ = 258178128.

The previous prime is 263790739. The next prime is 263790763. The reversal of 263790743 is 347097362.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 263790743 - 2² = 263790739 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 263790743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263790733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2806238 + ... + 2806331.

It is an arithmetic number, because the mean of its divisors is an integer number (67350840).

Almost surely, 2^263790743 is an apocalyptic number.

263790743 is a deficient number, since it is larger than the sum of its proper divisors (5612617).

263790743 is an equidigital number, since it uses as much as digits as its factorization.

263790743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5612616.

The product of its (nonzero) digits is 190512, while the sum is 41.

The square root of 263790743 is about 16241.6360936945. The cubic root of 263790743 is about 641.3373264968.

The spelling of 263790743 in words is "two hundred sixty-three million, seven hundred ninety thousand, seven hundred forty-three".