71726273 has 8 divisors (see below), whose sum is σ = 76209120. Its totient is φ = 67314240.

The previous prime is 71726269. The next prime is 71726297. The reversal of 71726273 is 37262717.

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 71726273 - 2² = 71726269 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71726203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15608 + ... + 19673.

It is an arithmetic number, because the mean of its divisors is an integer number (9526140).

Almost surely, 2^71726273 is an apocalyptic number.

It is an amenable number.

71726273 is a deficient number, since it is larger than the sum of its proper divisors (4482847).

71726273 is a wasteful number, since it uses less digits than its factorization.

71726273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35407.

The product of its digits is 24696, while the sum is 35.

The square root of 71726273 is about 8469.1364967156. The cubic root of 71726273 is about 415.4888959292.

The spelling of 71726273 in words is "seventy-one million, seven hundred twenty-six thousand, two hundred seventy-three".