71110272 has 32 divisors (see below), whose sum is σ = 188887680. Its totient is φ = 23703296.

The previous prime is 71110267. The next prime is 71110283. The reversal of 71110272 is 27201117.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92208 + ... + 92975.

It is an arithmetic number, because the mean of its divisors is an integer number (5902740).

Almost surely, 2^71110272 is an apocalyptic number.

It is an amenable number.

71110272 is an abundant number, since it is smaller than the sum of its proper divisors (117777408).

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

71110272 is a wasteful number, since it uses less digits than its factorization.

71110272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185200 (or 185188 counting only the distinct ones).

The product of its (nonzero) digits is 196, while the sum is 21.

The square root of 71110272 is about 8432.6906738004. The cubic root of 71110272 is about 414.2960378833.

Adding to 71110272 its reverse (27201117), we get a palindrome (98311389).

The spelling of 71110272 in words is "seventy-one million, one hundred ten thousand, two hundred seventy-two".