71066934 has 12 divisors (see below), whose sum is σ = 153978396. Its totient is φ = 23688972.

The previous prime is 71066909. The next prime is 71066959. The reversal of 71066934 is 43966017.

It is an interprime number because it is at equal distance from previous prime (71066909) and next prime (71066959).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1974064 + ... + 1974099.

It is an arithmetic number, because the mean of its divisors is an integer number (12831533).

Almost surely, 2^71066934 is an apocalyptic number.

71066934 is an abundant number, since it is smaller than the sum of its proper divisors (82911462).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71066934 is a wasteful number, since it uses less digits than its factorization.

71066934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3948171 (or 3948168 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 71066934 is about 8430.1206397062. The cubic root of 71066934 is about 414.2118568411.

The spelling of 71066934 in words is "seventy-one million, sixty-six thousand, nine hundred thirty-four".