71367412 has 6 divisors (see below), whose sum is σ = 124892978. Its totient is φ = 35683704.

The previous prime is 71367397. The next prime is 71367421. The reversal of 71367412 is 21476317.

It can be written as a sum of positive squares in only one way, i.e., 67996516 + 3370896 = 8246^2 + 1836^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 8920923 + ... + 8920930.

Almost surely, 2^71367412 is an apocalyptic number.

It is an amenable number.

71367412 is a deficient number, since it is larger than the sum of its proper divisors (53525566).

71367412 is a wasteful number, since it uses less digits than its factorization.

71367412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17841857 (or 17841855 counting only the distinct ones).

The product of its digits is 7056, while the sum is 31.

The square root of 71367412 is about 8447.9235318509. The cubic root of 71367412 is about 414.7948121965.

The spelling of 71367412 in words is "seventy-one million, three hundred sixty-seven thousand, four hundred twelve".