71266012 has 12 divisors (see below), whose sum is σ = 124781776. Its totient is φ = 35614080.

The previous prime is 71266003. The next prime is 71266051. The reversal of 71266012 is 21066217.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6937 + ... + 13807.

Almost surely, 2^71266012 is an apocalyptic number.

It is an amenable number.

71266012 is a deficient number, since it is larger than the sum of its proper divisors (53515764).

71266012 is a wasteful number, since it uses less digits than its factorization.

71266012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9468 (or 9466 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 71266012 is about 8441.9199238088. The cubic root of 71266012 is about 414.5982699724.

The spelling of 71266012 in words is "seventy-one million, two hundred sixty-six thousand, twelve".