71255422 has 16 divisors (see below), whose sum is σ = 126093312. Its totient is φ = 29552760.

The previous prime is 71255369. The next prime is 71255467. The reversal of 71255422 is 22455217.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81658 + ... + 82525.

It is an arithmetic number, because the mean of its divisors is an integer number (7880832).

Almost surely, 2^71255422 is an apocalyptic number.

71255422 is a deficient number, since it is larger than the sum of its proper divisors (54837890).

71255422 is a wasteful number, since it uses less digits than its factorization.

71255422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164223.

The product of its digits is 5600, while the sum is 28.

The square root of 71255422 is about 8441.2926735187. The cubic root of 71255422 is about 414.5777327717.

The spelling of 71255422 in words is "seventy-one million, two hundred fifty-five thousand, four hundred twenty-two".