71413508 has 12 divisors (see below), whose sum is σ = 125121360. Its totient is φ = 35664552.

The previous prime is 71413501. The next prime is 71413523. The reversal of 71413508 is 80531417.

It is not an unprimeable number, because it can be changed into a prime (71413501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6578 + ... + 13641.

It is an arithmetic number, because the mean of its divisors is an integer number (10426780).

Almost surely, 2^71413508 is an apocalyptic number.

It is an amenable number.

71413508 is a deficient number, since it is larger than the sum of its proper divisors (53707852).

71413508 is a wasteful number, since it uses less digits than its factorization.

71413508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21106 (or 21104 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 71413508 is about 8450.6513358439. The cubic root of 71413508 is about 414.8840978896.

The spelling of 71413508 in words is "seventy-one million, four hundred thirteen thousand, five hundred eight".