71383336 has 8 divisors (see below), whose sum is σ = 133843770. Its totient is φ = 35691664.

The previous prime is 71383331. The next prime is 71383339. The reversal of 71383336 is 63338317.

It can be written as a sum of positive squares in only one way, i.e., 70660836 + 722500 = 8406^2 + 850^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (71383331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4461451 + ... + 4461466.

Almost surely, 2^71383336 is an apocalyptic number.

It is an amenable number.

71383336 is a deficient number, since it is larger than the sum of its proper divisors (62460434).

71383336 is a wasteful number, since it uses less digits than its factorization.

71383336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8922923 (or 8922919 counting only the distinct ones).

The product of its digits is 27216, while the sum is 34.

The square root of 71383336 is about 8448.8659594054. The cubic root of 71383336 is about 414.8256605496.

The spelling of 71383336 in words is "seventy-one million, three hundred eighty-three thousand, three hundred thirty-six".