71486456 has 16 divisors (see below), whose sum is σ = 134127240. Its totient is φ = 35719200.

The previous prime is 71486431. The next prime is 71486473. The reversal of 71486456 is 65468417.

It is a super-2 number, since 2×71486456² = 10220626782879872, 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 in 3 ways as a sum of consecutive naturals, for example, 20006 + ... + 23306.

Almost surely, 2^71486456 is an apocalyptic number.

It is an amenable number.

71486456 is a deficient number, since it is larger than the sum of its proper divisors (62640784).

71486456 is a wasteful number, since it uses less digits than its factorization.

71486456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6014 (or 6010 counting only the distinct ones).

The product of its digits is 161280, while the sum is 41.

The square root of 71486456 is about 8454.9663512045. The cubic root of 71486456 is about 415.0253161118.

The spelling of 71486456 in words is "seventy-one million, four hundred eighty-six thousand, four hundred fifty-six".