73609403 has 8 divisors (see below), whose sum is σ = 85551360. Its totient is φ = 62024040.

The previous prime is 73609373. The next prime is 73609411. The reversal of 73609403 is 30490637.

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 73609403 - 2⁶ = 73609339 is a prime.

It is a Duffinian number.

It is a plaindrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 73609403.

It is not an unprimeable number, because it can be changed into a prime (73609423) 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, 88703 + ... + 89528.

It is an arithmetic number, because the mean of its divisors is an integer number (10693920).

Almost surely, 2^73609403 is an apocalyptic number.

73609403 is a deficient number, since it is larger than the sum of its proper divisors (11941957).

73609403 is a wasteful number, since it uses less digits than its factorization.

73609403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178297.

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 73609403 is about 8579.5922397279. The cubic root of 73609403 is about 419.0936672929.

The spelling of 73609403 in words is "seventy-three million, six hundred nine thousand, four hundred three".