150232728 has 32 divisors (see below), whose sum is σ = 385734960. Its totient is φ = 48723840.

The previous prime is 150232721. The next prime is 150232751. The reversal of 150232728 is 827232051.

150232728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 150232695 and 150232704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150232721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83703 + ... + 85478.

Almost surely, 2^150232728 is an apocalyptic number.

It is an amenable number.

150232728 is an abundant number, since it is smaller than the sum of its proper divisors (235502232).

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

150232728 is a wasteful number, since it uses less digits than its factorization.

150232728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169227 (or 169223 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 150232728 is about 12256.9461123071. The cubic root of 150232728 is about 531.6039319372.

Adding to 150232728 its reverse (827232051), we get a palindrome (977464779).

The spelling of 150232728 in words is "one hundred fifty million, two hundred thirty-two thousand, seven hundred twenty-eight".