726273007 has 4 divisors (see below), whose sum is σ = 726466320. Its totient is φ = 726079696.

The previous prime is 726272977. The next prime is 726273011. The reversal of 726273007 is 700372627.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 700372627 = 197 ⋅3555191.

It is a cyclic number.

It is not a de Polignac number, because 726273007 - 2²³ = 717884399 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 (726273017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90907 + ... + 98572.

It is an arithmetic number, because the mean of its divisors is an integer number (181616580).

Almost surely, 2^726273007 is an apocalyptic number.

726273007 is a deficient number, since it is larger than the sum of its proper divisors (193313).

726273007 is a wasteful number, since it uses less digits than its factorization.

726273007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193312.

The product of its (nonzero) digits is 24696, while the sum is 34.

The square root of 726273007 is about 26949.4528144822. The cubic root of 726273007 is about 898.8763784362.

The spelling of 726273007 in words is "seven hundred twenty-six million, two hundred seventy-three thousand, seven".