74973 has 8 divisors (see below), whose sum is σ = 101728. Its totient is φ = 49104.

The previous prime is 74959. The next prime is 75011. The reversal of 74973 is 37947.

74973 is nontrivially palindromic in base 13.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 74973 - 2⁵ = 74941 is a prime.

It is a Duffinian number.

74973 is a lucky number.

It is a plaindrome in base 8 and base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 74973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15 + ... + 387.

It is an arithmetic number, because the mean of its divisors is an integer number (12716).

2⁷⁴⁹⁷³ is an apocalyptic number.

It is an amenable number.

74973 is a deficient number, since it is larger than the sum of its proper divisors (26755).

74973 is a wasteful number, since it uses less digits than its factorization.

It is an anagram of its base 12 representation: 74973 = (37479)₁₂.

74973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443.

The product of its digits is 5292, while the sum is 30.

The square root of 74973 is about 273.8119792851. The cubic root of 74973 is about 42.1665720617.

The spelling of 74973 in words is "seventy-four thousand, nine hundred seventy-three".