71226196 has 6 divisors (see below), whose sum is σ = 124645850. Its totient is φ = 35613096.

The previous prime is 71226191. The next prime is 71226257. The reversal of 71226196 is 69162217.

It can be written as a sum of positive squares in only one way, i.e., 52041796 + 19184400 = 7214^2 + 4380^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71226191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8903271 + ... + 8903278.

Almost surely, 2^71226196 is an apocalyptic number.

It is an amenable number.

71226196 is a deficient number, since it is larger than the sum of its proper divisors (53419654).

71226196 is a wasteful number, since it uses less digits than its factorization.

71226196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17806553 (or 17806551 counting only the distinct ones).

The product of its digits is 9072, while the sum is 34.

The square root of 71226196 is about 8439.5613630093. The cubic root of 71226196 is about 414.5210441932.

The spelling of 71226196 in words is "seventy-one million, two hundred twenty-six thousand, one hundred ninety-six".