73423200 has 72 divisors (see below), whose sum is σ = 239000328. Its totient is φ = 19578880.

The previous prime is 73423171. The next prime is 73423213. The reversal of 73423200 is 232437.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12897 + ... + 17696.

It is an arithmetic number, because the mean of its divisors is an integer number (3319449).

Almost surely, 2^73423200 is an apocalyptic number.

It is an amenable number.

73423200 is an abundant number, since it is smaller than the sum of its proper divisors (165577128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73423200 is a wasteful number, since it uses less digits than its factorization.

73423200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30616 (or 30603 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 21.

The square root of 73423200 is about 8568.7338621292. The cubic root of 73423200 is about 418.7399878797.

Adding to 73423200 its reverse (232437), we get a palindrome (73655637).

The spelling of 73423200 in words is "seventy-three million, four hundred twenty-three thousand, two hundred".