150321224 has 16 divisors (see below), whose sum is σ = 283412220. Its totient is φ = 74744640.

The previous prime is 150321221. The next prime is 150321251. The reversal of 150321224 is 422123051.

It can be written as a sum of positive squares in 2 ways, for example, as 103836100 + 46485124 = 10190^2 + 6818^2 .

It is a junction number, because it is equal to n+sod(n) for n = 150321196 and 150321205.

It is not an unprimeable number, because it can be changed into a prime (150321221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50459 + ... + 53354.

Almost surely, 2^150321224 is an apocalyptic number.

It is an amenable number.

150321224 is a deficient number, since it is larger than the sum of its proper divisors (133090996).

150321224 is a wasteful number, since it uses less digits than its factorization.

150321224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104000 (or 103996 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 150321224 is about 12260.5556154687. Note that the first 3 decimals coincide. The cubic root of 150321224 is about 531.7082935451.

Adding to 150321224 its reverse (422123051), we get a palindrome (572444275).

The spelling of 150321224 in words is "one hundred fifty million, three hundred twenty-one thousand, two hundred twenty-four".