150222224 has 20 divisors (see below), whose sum is σ = 291546444. Its totient is φ = 74984448.

The previous prime is 150222221. The next prime is 150222239. The reversal of 150222224 is 422222051.

It can be written as a sum of positive squares in 2 ways, for example, as 58675600 + 91546624 = 7660^2 + 9568^2 .

It is a junction number, because it is equal to n+sod(n) for n = 150222196 and 150222205.

It is not an unprimeable number, because it can be changed into a prime (150222221) 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, 2264 + ... + 17480.

Almost surely, 2^150222224 is an apocalyptic number.

It is an amenable number.

150222224 is a deficient number, since it is larger than the sum of its proper divisors (141324220).

150222224 is a wasteful number, since it uses less digits than its factorization.

150222224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15842 (or 15836 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 150222224 is about 12256.5176130906. The cubic root of 150222224 is about 531.5915420540.

Adding to 150222224 its reverse (422222051), we get a palindrome (572444275).

The spelling of 150222224 in words is "one hundred fifty million, two hundred twenty-two thousand, two hundred twenty-four".