71814226 has 12 divisors (see below), whose sum is σ = 118404846. Its totient is φ = 32642720.

The previous prime is 71814221. The next prime is 71814229. The reversal of 71814226 is 62241817.

It can be written as a sum of positive squares in only one way, i.e., 70812225 + 1002001 = 8415^2 + 1001^2 .

It is not an unprimeable number, because it can be changed into a prime (71814221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 148135 + ... + 148618.

Almost surely, 2^71814226 is an apocalyptic number.

71814226 is a deficient number, since it is larger than the sum of its proper divisors (46590620).

71814226 is a wasteful number, since it uses less digits than its factorization.

71814226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296777 (or 296766 counting only the distinct ones).

The product of its digits is 5376, while the sum is 31.

The square root of 71814226 is about 8474.3274659409. The cubic root of 71814226 is about 415.6586550545.

The spelling of 71814226 in words is "seventy-one million, eight hundred fourteen thousand, two hundred twenty-six".