73320430 has 16 divisors (see below), whose sum is σ = 138923280. Its totient is φ = 27784512.

The previous prime is 73320419. The next prime is 73320431. The reversal of 73320430 is 3402337.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73320431) 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, 192759 + ... + 193138.

It is an arithmetic number, because the mean of its divisors is an integer number (8682705).

Almost surely, 2^73320430 is an apocalyptic number.

73320430 is a deficient number, since it is larger than the sum of its proper divisors (65602850).

73320430 is a wasteful number, since it uses less digits than its factorization.

73320430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385923.

The product of its (nonzero) digits is 1512, while the sum is 22.

The square root of 73320430 is about 8562.7349602799. The cubic root of 73320430 is about 418.5445273973.

Adding to 73320430 its reverse (3402337), we get a palindrome (76722767).

The spelling of 73320430 in words is "seventy-three million, three hundred twenty thousand, four hundred thirty".