71330082 has 16 divisors (see below), whose sum is σ = 147579840. Its totient is φ = 22956752.

The previous prime is 71330081. The next prime is 71330131. The reversal of 71330082 is 28003317.

It is not an unprimeable number, because it can be changed into a prime (71330081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204798 + ... + 205145.

It is an arithmetic number, because the mean of its divisors is an integer number (9223740).

Almost surely, 2^71330082 is an apocalyptic number.

71330082 is an abundant number, since it is smaller than the sum of its proper divisors (76249758).

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

71330082 is a wasteful number, since it uses less digits than its factorization.

71330082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409977.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 71330082 is about 8445.7138241832. The cubic root of 71330082 is about 414.7224776371.

Adding to 71330082 its reverse (28003317), we get a palindrome (99333399).

The spelling of 71330082 in words is "seventy-one million, three hundred thirty thousand, eighty-two".