75224323 has 4 divisors (see below), whose sum is σ = 75243168. Its totient is φ = 75205480.

The previous prime is 75224263. The next prime is 75224339. The reversal of 75224323 is 32342257.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 75224323 - 2²⁵ = 41669891 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 75224291 and 75224300.

It is not an unprimeable number, because it can be changed into a prime (75224623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 811 + ... + 12292.

It is an arithmetic number, because the mean of its divisors is an integer number (18810792).

Almost surely, 2^75224323 is an apocalyptic number.

75224323 is a deficient number, since it is larger than the sum of its proper divisors (18845).

75224323 is a wasteful number, since it uses less digits than its factorization.

75224323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18844.

The product of its digits is 10080, while the sum is 28.

The square root of 75224323 is about 8673.1956624995. The cubic root of 75224323 is about 422.1363615987.

The spelling of 75224323 in words is "seventy-five million, two hundred twenty-four thousand, three hundred twenty-three".