71324122 has 4 divisors (see below), whose sum is σ = 106986186. Its totient is φ = 35662060.

The previous prime is 71324117. The next prime is 71324153. The reversal of 71324122 is 22142317.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 70913241 + 410881 = 8421^2 + 641^2 .

It is a junction number, because it is equal to n+sod(n) for n = 71324093 and 71324102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17831029 + ... + 17831032.

Almost surely, 2^71324122 is an apocalyptic number.

71324122 is a deficient number, since it is larger than the sum of its proper divisors (35662064).

71324122 is a wasteful number, since it uses less digits than its factorization.

71324122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35662063.

The product of its digits is 672, while the sum is 22.

The square root of 71324122 is about 8445.3609751153. The cubic root of 71324122 is about 414.7109265741.

Adding to 71324122 its reverse (22142317), we get a palindrome (93466439).

The spelling of 71324122 in words is "seventy-one million, three hundred twenty-four thousand, one hundred twenty-two".