726385351 has 4 divisors (see below), whose sum is σ = 726801472. Its totient is φ = 725969232.

The previous prime is 726385237. The next prime is 726385393. The reversal of 726385351 is 153583627.

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 726385351 - 2¹³ = 726377159 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 (726385951) 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, 205431 + ... + 208936.

It is an arithmetic number, because the mean of its divisors is an integer number (181700368).

Almost surely, 2^726385351 is an apocalyptic number.

726385351 is a deficient number, since it is larger than the sum of its proper divisors (416121).

726385351 is a wasteful number, since it uses less digits than its factorization.

726385351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416120.

The product of its digits is 151200, while the sum is 40.

The square root of 726385351 is about 26951.5370804709. The cubic root of 726385351 is about 898.9227238006.

The spelling of 726385351 in words is "seven hundred twenty-six million, three hundred eighty-five thousand, three hundred fifty-one".