71662083 has 4 divisors (see below), whose sum is σ = 95549448. Its totient is φ = 47774720.

The previous prime is 71662069. The next prime is 71662127. The reversal of 71662083 is 38026617.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 71662083 - 2⁴ = 71662067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (71662013) by changing a digit.

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, 11943678 + ... + 11943683.

It is an arithmetic number, because the mean of its divisors is an integer number (23887362).

Almost surely, 2^71662083 is an apocalyptic number.

71662083 is a deficient number, since it is larger than the sum of its proper divisors (23887365).

71662083 is a wasteful number, since it uses less digits than its factorization.

71662083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23887364.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 71662083 is about 8465.3460059232. The cubic root of 71662083 is about 415.3649144318.

The spelling of 71662083 in words is "seventy-one million, six hundred sixty-two thousand, eighty-three".