71608 has 8 divisors (see below), whose sum is σ = 134280. Its totient is φ = 35800.

The previous prime is 71597. The next prime is 71633. The reversal of 71608 is 80617.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4468 + ... + 4483.

It is an arithmetic number, because the mean of its divisors is an integer number (16785).

2⁷¹⁶⁰⁸ is an apocalyptic number.

It is an amenable number.

71608 is a deficient number, since it is larger than the sum of its proper divisors (62672).

71608 is a wasteful number, since it uses less digits than its factorization.

71608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8957 (or 8953 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 71608 is about 267.5967114895. The cubic root of 71608 is about 41.5260396890.

Subtracting 71608 from its reverse (80617), we obtain a palindrome (9009).

The spelling of 71608 in words is "seventy-one thousand, six hundred eight".