71043422 has 8 divisors (see below), whose sum is σ = 106607016. Its totient is φ = 35507752.

The previous prime is 71043409. The next prime is 71043433. The reversal of 71043422 is 22434017.

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

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, 1388 + ... + 12000.

It is an arithmetic number, because the mean of its divisors is an integer number (13325877).

Almost surely, 2^71043422 is an apocalyptic number.

71043422 is a deficient number, since it is larger than the sum of its proper divisors (35563594).

71043422 is a wasteful number, since it uses less digits than its factorization.

71043422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13962.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 71043422 is about 8428.7260010039. The cubic root of 71043422 is about 414.1661721002.

Adding to 71043422 its reverse (22434017), we get a palindrome (93477439).

The spelling of 71043422 in words is "seventy-one million, forty-three thousand, four hundred twenty-two".