726679351 has 4 divisors (see below), whose sum is σ = 731907400. Its totient is φ = 721451304.

The previous prime is 726679333. The next prime is 726679379. The reversal of 726679351 is 153976627.

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 726679351 - 2¹⁷ = 726548279 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 (726679381) 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, 2613816 + ... + 2614093.

It is an arithmetic number, because the mean of its divisors is an integer number (182976850).

Almost surely, 2^726679351 is an apocalyptic number.

726679351 is a deficient number, since it is larger than the sum of its proper divisors (5228049).

726679351 is a wasteful number, since it uses less digits than its factorization.

726679351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5228048.

The product of its digits is 476280, while the sum is 46.

The square root of 726679351 is about 26956.9907630655. The cubic root of 726679351 is about 899.0439852553.

The spelling of 726679351 in words is "seven hundred twenty-six million, six hundred seventy-nine thousand, three hundred fifty-one".