71293484 has 24 divisors (see below), whose sum is σ = 132076560. Its totient is φ = 33614784.

The previous prime is 71293483. The next prime is 71293489. The reversal of 71293484 is 48439217.

It is not an unprimeable number, because it can be changed into a prime (71293483) 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, 2159 + ... + 12134.

It is an arithmetic number, because the mean of its divisors is an integer number (5503190).

Almost surely, 2^71293484 is an apocalyptic number.

It is an amenable number.

71293484 is a deficient number, since it is larger than the sum of its proper divisors (60783076).

71293484 is a wasteful number, since it uses less digits than its factorization.

71293484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14369 (or 14367 counting only the distinct ones).

The product of its digits is 48384, while the sum is 38.

The square root of 71293484 is about 8443.5468850478. The cubic root of 71293484 is about 414.6515369746.

The spelling of 71293484 in words is "seventy-one million, two hundred ninety-three thousand, four hundred eighty-four".