150004224 has 100 divisors (see below), whose sum is σ = 447846894. Its totient is φ = 49987584.

The previous prime is 150004219. The next prime is 150004247. The reversal of 150004224 is 422400051.

It can be written as a sum of positive squares in only one way, i.e., 149817600 + 186624 = 12240^2 + 432^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 150004197 and 150004206.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 39664 + ... + 43280.

Almost surely, 2^150004224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150004224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223923447).

150004224 is an abundant number, since it is smaller than the sum of its proper divisors (297842670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

150004224 is an frugal number, since it uses more digits than its factorization.

150004224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3647 (or 3622 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 150004224 is about 12247.6211567798. The cubic root of 150004224 is about 531.3342719554.

Adding to 150004224 its reverse (422400051), we get a palindrome (572404275).

The spelling of 150004224 in words is "one hundred fifty million, four thousand, two hundred twenty-four".