71713526 has 8 divisors (see below), whose sum is σ = 107828280. Its totient is φ = 35770768.

The previous prime is 71713513. The next prime is 71713541. The reversal of 71713526 is 62531717.

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

It is a super-2 number, since 2×71713526² = 10285659622705352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 71713492 and 71713501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41951 + ... + 43626.

It is an arithmetic number, because the mean of its divisors is an integer number (13478535).

Almost surely, 2^71713526 is an apocalyptic number.

71713526 is a deficient number, since it is larger than the sum of its proper divisors (36114754).

71713526 is a wasteful number, since it uses less digits than its factorization.

71713526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85998.

The product of its digits is 8820, while the sum is 32.

The square root of 71713526 is about 8468.3839072163. The cubic root of 71713526 is about 415.4642812819.

The spelling of 71713526 in words is "seventy-one million, seven hundred thirteen thousand, five hundred twenty-six".