71889596 has 6 divisors (see below), whose sum is σ = 125806800. Its totient is φ = 35944796.

The previous prime is 71889581. The next prime is 71889613. The reversal of 71889596 is 69598817.

It is a super-2 number, since 2×71889596² = 10336228026086432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 8986196 + ... + 8986203.

It is an arithmetic number, because the mean of its divisors is an integer number (20967800).

Almost surely, 2^71889596 is an apocalyptic number.

It is an amenable number.

71889596 is a deficient number, since it is larger than the sum of its proper divisors (53917204).

71889596 is a wasteful number, since it uses less digits than its factorization.

71889596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17972403 (or 17972401 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 53.

The square root of 71889596 is about 8478.7732603249. The cubic root of 71889596 is about 415.8040173370.

The spelling of 71889596 in words is "seventy-one million, eight hundred eighty-nine thousand, five hundred ninety-six".