71713235 has 16 divisors (see below), whose sum is σ = 94798080. Its totient is φ = 51644640.

The previous prime is 71713231. The next prime is 71713321. The reversal of 71713235 is 53231717.

It is not a de Polignac number, because 71713235 - 2² = 71713231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 71713198 and 71713207.

It is not an unprimeable number, because it can be changed into a prime (71713231) 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 15 ways as a sum of consecutive naturals, for example, 665 + ... + 11994.

It is an arithmetic number, because the mean of its divisors is an integer number (5924880).

Almost surely, 2^71713235 is an apocalyptic number.

71713235 is a deficient number, since it is larger than the sum of its proper divisors (23084845).

71713235 is a wasteful number, since it uses less digits than its factorization.

71713235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12778.

The product of its digits is 4410, while the sum is 29.

The square root of 71713235 is about 8468.3667256443. The cubic root of 71713235 is about 415.4637193225.

The spelling of 71713235 in words is "seventy-one million, seven hundred thirteen thousand, two hundred thirty-five".