74068713 has 6 divisors (see below), whose sum is σ = 106988154. Its totient is φ = 49379136.

The previous prime is 74068637. The next prime is 74068721. The reversal of 74068713 is 31786047.

It can be written as a sum of positive squares in only one way, i.e., 72131049 + 1937664 = 8493^2 + 1392^2 .

It is not a de Polignac number, because 74068713 - 2¹³ = 74060521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74068733) 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 5 ways as a sum of consecutive naturals, for example, 4114920 + ... + 4114937.

It is an arithmetic number, because the mean of its divisors is an integer number (17831359).

Almost surely, 2^74068713 is an apocalyptic number.

It is an amenable number.

74068713 is a deficient number, since it is larger than the sum of its proper divisors (32919441).

74068713 is a wasteful number, since it uses less digits than its factorization.

74068713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8229863 (or 8229860 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 74068713 is about 8606.3182023441. The cubic root of 74068713 is about 419.9635512587.

The spelling of 74068713 in words is "seventy-four million, sixty-eight thousand, seven hundred thirteen".