150225520 has 20 divisors (see below), whose sum is σ = 349274520. Its totient is φ = 60090176.

The previous prime is 150225499. The next prime is 150225529. The reversal of 150225520 is 25522051.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 150225491 and 150225500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150225529) 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, 938830 + ... + 938989.

It is an arithmetic number, because the mean of its divisors is an integer number (17463726).

Almost surely, 2^150225520 is an apocalyptic number.

150225520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

150225520 is an abundant number, since it is smaller than the sum of its proper divisors (199049000).

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

150225520 is a wasteful number, since it uses less digits than its factorization.

150225520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1877832 (or 1877826 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 150225520 is about 12256.6520714264. The cubic root of 150225520 is about 531.5954298784.

Adding to 150225520 its reverse (25522051), we get a palindrome (175747571).

The spelling of 150225520 in words is "one hundred fifty million, two hundred twenty-five thousand, five hundred twenty".