71166026 has 16 divisors (see below), whose sum is σ = 108368064. Its totient is φ = 35046144.

The previous prime is 71166023. The next prime is 71166041. The reversal of 71166026 is 62066117.

It is a self number, because there is not a number n which added to its sum of digits gives 71166026.

It is not an unprimeable number, because it can be changed into a prime (71166023) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 95411 + ... + 96153.

It is an arithmetic number, because the mean of its divisors is an integer number (6773004).

Almost surely, 2^71166026 is an apocalyptic number.

71166026 is a deficient number, since it is larger than the sum of its proper divisors (37202038).

71166026 is a wasteful number, since it uses less digits than its factorization.

71166026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1405.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 71166026 is about 8435.9958511133. The cubic root of 71166026 is about 414.4042858501.

Subtracting from 71166026 its reverse (62066117), we obtain a palindrome (9099909).

The spelling of 71166026 in words is "seventy-one million, one hundred sixty-six thousand, twenty-six".