71306074 has 12 divisors (see below), whose sum is σ = 124421994. Its totient is φ = 30559704.

The previous prime is 71306063. The next prime is 71306087. The reversal of 71306074 is 47060317.

It can be written as a sum of positive squares in only one way, i.e., 35820225 + 35485849 = 5985^2 + 5957^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 363709 + ... + 363904.

Almost surely, 2^71306074 is an apocalyptic number.

71306074 is a deficient number, since it is larger than the sum of its proper divisors (53115920).

71306074 is a wasteful number, since it uses less digits than its factorization.

71306074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727629 (or 727622 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 71306074 is about 8444.2923919059. The cubic root of 71306074 is about 414.6759438595.

The spelling of 71306074 in words is "seventy-one million, three hundred six thousand, seventy-four".