73387223 has 8 divisors (see below), whose sum is σ = 90322848. Its totient is φ = 58064544.

The previous prime is 73387219. The next prime is 73387229. The reversal of 73387223 is 32278337.

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 73387223 - 2² = 73387219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73387229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 403136 + ... + 403317.

It is an arithmetic number, because the mean of its divisors is an integer number (11290356).

Almost surely, 2^73387223 is an apocalyptic number.

73387223 is a deficient number, since it is larger than the sum of its proper divisors (16935625).

73387223 is a wasteful number, since it uses less digits than its factorization.

73387223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806473.

The product of its digits is 42336, while the sum is 35.

The square root of 73387223 is about 8566.6342865795. The cubic root of 73387223 is about 418.6715832074.

The spelling of 73387223 in words is "seventy-three million, three hundred eighty-seven thousand, two hundred twenty-three".