73224276 has 12 divisors (see below), whose sum is σ = 170856672. Its totient is φ = 24408088.

The previous prime is 73224259. The next prime is 73224289. The reversal of 73224276 is 67242237.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3051000 + ... + 3051023.

It is an arithmetic number, because the mean of its divisors is an integer number (14238056).

Almost surely, 2^73224276 is an apocalyptic number.

It is an amenable number.

73224276 is an abundant number, since it is smaller than the sum of its proper divisors (97632396).

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

73224276 is a wasteful number, since it uses less digits than its factorization.

73224276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6102030 (or 6102028 counting only the distinct ones).

The product of its digits is 28224, while the sum is 33.

The square root of 73224276 is about 8557.1184402227. The cubic root of 73224276 is about 418.3614845723.

The spelling of 73224276 in words is "seventy-three million, two hundred twenty-four thousand, two hundred seventy-six".