74131673 has 16 divisors (see below), whose sum is σ = 97290240. Its totient is φ = 54723600.

The previous prime is 74131669. The next prime is 74131693. The reversal of 74131673 is 37613147.

It is a cyclic number.

It is not a de Polignac number, because 74131673 - 2² = 74131669 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74131693) 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 15 ways as a sum of consecutive naturals, for example, 23873 + ... + 26798.

It is an arithmetic number, because the mean of its divisors is an integer number (6080640).

Almost surely, 2^74131673 is an apocalyptic number.

It is an amenable number.

74131673 is a deficient number, since it is larger than the sum of its proper divisors (23158567).

74131673 is a wasteful number, since it uses less digits than its factorization.

74131673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50708.

The product of its digits is 10584, while the sum is 32.

The square root of 74131673 is about 8609.9752032163. The cubic root of 74131673 is about 420.0825102446.

The spelling of 74131673 in words is "seventy-four million, one hundred thirty-one thousand, six hundred seventy-three".