726314263 has 4 divisors (see below), whose sum is σ = 757893168. Its totient is φ = 694735360.

The previous prime is 726314243. The next prime is 726314291. The reversal of 726314263 is 362413627.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 362413627 = 61 ⋅5941207.

It is a cyclic number.

It is not a de Polignac number, because 726314263 - 2⁵ = 726314231 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 (726314203) 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, 15789418 + ... + 15789463.

It is an arithmetic number, because the mean of its divisors is an integer number (189473292).

Almost surely, 2^726314263 is an apocalyptic number.

726314263 is a deficient number, since it is larger than the sum of its proper divisors (31578905).

726314263 is a wasteful number, since it uses less digits than its factorization.

726314263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31578904.

The product of its digits is 36288, while the sum is 34.

The square root of 726314263 is about 26950.2182365932. The cubic root of 726314263 is about 898.8933983637.

The spelling of 726314263 in words is "seven hundred twenty-six million, three hundred fourteen thousand, two hundred sixty-three".