75223448 has 16 divisors (see below), whose sum is σ = 145908000. Its totient is φ = 36314656.

The previous prime is 75223441. The next prime is 75223457. The reversal of 75223448 is 84432257.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75223441) 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, 161888 + ... + 162351.

It is an arithmetic number, because the mean of its divisors is an integer number (9119250).

Almost surely, 2^75223448 is an apocalyptic number.

It is an amenable number.

75223448 is a deficient number, since it is larger than the sum of its proper divisors (70684552).

75223448 is a wasteful number, since it uses less digits than its factorization.

75223448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324274 (or 324270 counting only the distinct ones).

The product of its digits is 53760, while the sum is 35.

The square root of 75223448 is about 8673.1452195844. The cubic root of 75223448 is about 422.1347248464.

The spelling of 75223448 in words is "seventy-five million, two hundred twenty-three thousand, four hundred forty-eight".