73720833 has 8 divisors (see below), whose sum is σ = 99068928. Its totient is φ = 48759984.

The previous prime is 73720811. The next prime is 73720841. The reversal of 73720833 is 33802737.

It is a happy number.

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

It is not a de Polignac number, because 73720833 - 2¹⁰ = 73719809 is a prime.

It is a super-2 number, since 2×73720833² = 10869522436427778, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 73720794 and 73720803.

It is not an unprimeable number, because it can be changed into a prime (73700833) 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, 96366 + ... + 97127.

It is an arithmetic number, because the mean of its divisors is an integer number (12383616).

Almost surely, 2^73720833 is an apocalyptic number.

It is an amenable number.

73720833 is a deficient number, since it is larger than the sum of its proper divisors (25348095).

73720833 is a wasteful number, since it uses less digits than its factorization.

73720833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193623.

The product of its (nonzero) digits is 21168, while the sum is 33.

The square root of 73720833 is about 8586.0836823315. The cubic root of 73720833 is about 419.3050354995.

The spelling of 73720833 in words is "seventy-three million, seven hundred twenty thousand, eight hundred thirty-three".