726270536 has 16 divisors (see below), whose sum is σ = 1363165740. Its totient is φ = 362759680.

The previous prime is 726270533. The next prime is 726270569. The reversal of 726270536 is 635072627.

It can be written as a sum of positive squares in 2 ways, for example, as 717918436 + 8352100 = 26794^2 + 2890^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 726270536.

It is not an unprimeable number, because it can be changed into a prime (726270533) 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, 38645 + ... + 54276.

Almost surely, 2^726270536 is an apocalyptic number.

It is an amenable number.

726270536 is a deficient number, since it is larger than the sum of its proper divisors (636895204).

726270536 is a wasteful number, since it uses less digits than its factorization.

726270536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93904 (or 93900 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 38.

The square root of 726270536 is about 26949.4069693565. The cubic root of 726270536 is about 898.8753590188.

The spelling of 726270536 in words is "seven hundred twenty-six million, two hundred seventy thousand, five hundred thirty-six".