75224 has 8 divisors (see below), whose sum is σ = 141060. Its totient is φ = 37608.

The previous prime is 75223. The next prime is 75227. The reversal of 75224 is 42257.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 75196 and 75205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4694 + ... + 4709.

2⁷⁵²²⁴ is an apocalyptic number.

It is an amenable number.

75224 is a deficient number, since it is larger than the sum of its proper divisors (65836).

75224 is a wasteful number, since it uses less digits than its factorization.

75224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9409 (or 9405 counting only the distinct ones).

The product of its digits is 560, while the sum is 20.

The square root of 75224 is about 274.2699400226. The cubic root of 75224 is about 42.2135757405.

The spelling of 75224 in words is "seventy-five thousand, two hundred twenty-four".