726351901 has 8 divisors (see below), whose sum is σ = 798434208. Its totient is φ = 655278000.

The previous prime is 726351883. The next prime is 726351919. The reversal of 726351901 is 109153627.

It is an interprime number because it is at equal distance from previous prime (726351883) and next prime (726351919).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 726351901 - 2¹¹ = 726349853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726351001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250590 + ... + 253471.

It is an arithmetic number, because the mean of its divisors is an integer number (99804276).

Almost surely, 2^726351901 is an apocalyptic number.

It is an amenable number.

726351901 is a deficient number, since it is larger than the sum of its proper divisors (72082307).

726351901 is a wasteful number, since it uses less digits than its factorization.

726351901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504203.

The product of its (nonzero) digits is 11340, while the sum is 34.

The square root of 726351901 is about 26950.9165150278. The cubic root of 726351901 is about 898.9089251437.

The spelling of 726351901 in words is "seven hundred twenty-six million, three hundred fifty-one thousand, nine hundred one".