726337427 has 8 divisors (see below), whose sum is σ = 787821552. Its totient is φ = 666937600.

The previous prime is 726337397. The next prime is 726337457. The reversal of 726337427 is 724733627.

726337427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (726337397) and next prime (726337457).

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 726337427 - 2⁶ = 726337363 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (726337457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 520349 + ... + 521742.

It is an arithmetic number, because the mean of its divisors is an integer number (98477694).

Almost surely, 2^726337427 is an apocalyptic number.

726337427 is a deficient number, since it is larger than the sum of its proper divisors (61484125).

726337427 is a wasteful number, since it uses less digits than its factorization.

726337427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042149.

The product of its digits is 296352, while the sum is 41.

The square root of 726337427 is about 26950.6479884993. The cubic root of 726337427 is about 898.9029542572.

The spelling of 726337427 in words is "seven hundred twenty-six million, three hundred thirty-seven thousand, four hundred twenty-seven".