73924 has 6 divisors (see below), whose sum is σ = 129374. Its totient is φ = 36960.

The previous prime is 73907. The next prime is 73939. The reversal of 73924 is 42937.

It can be written as a sum of positive squares in only one way, i.e., 72900 + 1024 = 270^2 + 32^2 .

It is a plaindrome in base 9.

It is an unprimeable number.

73924 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9237 + ... + 9244.

2⁷³⁹²⁴ is an apocalyptic number.

It is an amenable number.

73924 is a deficient number, since it is larger than the sum of its proper divisors (55450).

73924 is a wasteful number, since it uses less digits than its factorization.

73924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18485 (or 18483 counting only the distinct ones).

The product of its digits is 1512, while the sum is 25.

The square root of 73924 is about 271.8896835115. The cubic root of 73924 is about 41.9689869315.

It can be divided in two parts, 7392 and 4, that added together give a square (7396 = 86²).

The spelling of 73924 in words is "seventy-three thousand, nine hundred twenty-four".