71130464 has 24 divisors (see below), whose sum is σ = 140240520. Its totient is φ = 35513856.

The previous prime is 71130439. The next prime is 71130469. The reversal of 71130464 is 46403117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71130469) by changing a digit.

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, 31187 + ... + 33389.

It is an arithmetic number, because the mean of its divisors is an integer number (5843355).

Almost surely, 2^71130464 is an apocalyptic number.

It is an amenable number.

71130464 is a deficient number, since it is larger than the sum of its proper divisors (69110056).

71130464 is a wasteful number, since it uses less digits than its factorization.

71130464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3222 (or 3214 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 71130464 is about 8433.8878342079. The cubic root of 71130464 is about 414.3352477550.

The spelling of 71130464 in words is "seventy-one million, one hundred thirty thousand, four hundred sixty-four".