73964224 has 28 divisors (see below), whose sum is σ = 148640800. Its totient is φ = 36511488.

The previous prime is 73964201. The next prime is 73964237. The reversal of 73964224 is 42246937.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2259 + ... + 12370.

It is an arithmetic number, because the mean of its divisors is an integer number (5308600).

Almost surely, 2^73964224 is an apocalyptic number.

It is an amenable number.

73964224 is an abundant number, since it is smaller than the sum of its proper divisors (74676576).

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

73964224 is a wasteful number, since it uses less digits than its factorization.

73964224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14720 (or 14710 counting only the distinct ones).

The product of its digits is 72576, while the sum is 37.

The square root of 73964224 is about 8600.2455778890. The cubic root of 73964224 is about 419.7659769589.

The spelling of 73964224 in words is "seventy-three million, nine hundred sixty-four thousand, two hundred twenty-four".