146223248 has 20 divisors (see below), whose sum is σ = 285474288. Its totient is φ = 72552480.

The previous prime is 146223247. The next prime is 146223269. The reversal of 146223248 is 842322641.

146223248 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (146223247) by changing a digit.

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, 32786 + ... + 36977.

Almost surely, 2^146223248 is an apocalyptic number.

It is an amenable number.

146223248 is a deficient number, since it is larger than the sum of its proper divisors (139251040).

146223248 is a wasteful number, since it uses less digits than its factorization.

146223248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69902 (or 69896 counting only the distinct ones).

The product of its digits is 18432, while the sum is 32.

The square root of 146223248 is about 12092.2805127900. The cubic root of 146223248 is about 526.8319949542.

Adding to 146223248 its reverse (842322641), we get a palindrome (988545889).

The spelling of 146223248 in words is "one hundred forty-six million, two hundred twenty-three thousand, two hundred forty-eight".