73360409 has 4 divisors (see below), whose sum is σ = 76550016. Its totient is φ = 70170804.

The previous prime is 73360327. The next prime is 73360429. The reversal of 73360409 is 90406337.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73360409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73360429) 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 3 ways as a sum of consecutive naturals, for example, 1594769 + ... + 1594814.

It is an arithmetic number, because the mean of its divisors is an integer number (19137504).

Almost surely, 2^73360409 is an apocalyptic number.

It is an amenable number.

73360409 is a deficient number, since it is larger than the sum of its proper divisors (3189607).

73360409 is a wasteful number, since it uses less digits than its factorization.

73360409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3189606.

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

The square root of 73360409 is about 8565.0691182267. The cubic root of 73360409 is about 418.6205860133.

The spelling of 73360409 in words is "seventy-three million, three hundred sixty thousand, four hundred nine".