71000344 has 16 divisors (see below), whose sum is σ = 133482600. Its totient is φ = 35404992.

The previous prime is 71000339. The next prime is 71000357. The reversal of 71000344 is 44300017.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8677 + ... + 14740.

Almost surely, 2^71000344 is an apocalyptic number.

It is an amenable number.

71000344 is a deficient number, since it is larger than the sum of its proper divisors (62482256).

71000344 is a wasteful number, since it uses less digits than its factorization.

71000344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23802 (or 23798 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 71000344 is about 8426.1701857962. The cubic root of 71000344 is about 414.0824436930.

The spelling of 71000344 in words is "seventy-one million, three hundred forty-four", and thus it is an aban number.