73992443 has 8 divisors (see below), whose sum is σ = 87290880. Its totient is φ = 61376040.

The previous prime is 73992439. The next prime is 73992461. The reversal of 73992443 is 34429937.

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

It is a cyclic number.

It is not a de Polignac number, because 73992443 - 2² = 73992439 is a prime.

It is a super-2 number, since 2×73992443² = 10949763242216498, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73992443.

It is not an unprimeable number, because it can be changed into a prime (73992433) 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 7 ways as a sum of consecutive naturals, for example, 170273 + ... + 170706.

It is an arithmetic number, because the mean of its divisors is an integer number (10911360).

Almost surely, 2^73992443 is an apocalyptic number.

73992443 is a deficient number, since it is larger than the sum of its proper divisors (13298437).

73992443 is a wasteful number, since it uses less digits than its factorization.

73992443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341017.

The product of its digits is 163296, while the sum is 41.

The square root of 73992443 is about 8601.8860141250. The cubic root of 73992443 is about 419.8193535301.

The spelling of 73992443 in words is "seventy-three million, nine hundred ninety-two thousand, four hundred forty-three".