74073 has 4 divisors (see below), whose sum is σ = 98768. Its totient is φ = 49380.

The previous prime is 74071. The next prime is 74077. The reversal of 74073 is 37047.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 74073 - 2¹ = 74071 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (74071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12343 + ... + 12348.

It is an arithmetic number, because the mean of its divisors is an integer number (24692).

2⁷⁴⁰⁷³ is an apocalyptic number.

It is an amenable number.

74073 is a deficient number, since it is larger than the sum of its proper divisors (24695).

74073 is a wasteful number, since it uses less digits than its factorization.

74073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24694.

The product of its (nonzero) digits is 588, while the sum is 21.

The square root of 74073 is about 272.1635537687. The cubic root of 74073 is about 41.9971653416.

The spelling of 74073 in words is "seventy-four thousand, seventy-three", and thus it is an iban number.