150530000 has 50 divisors (see below), whose sum is σ = 364472394. Its totient is φ = 60208000.

The previous prime is 150529991. The next prime is 150530021. The reversal of 150530000 is 35051.

It can be written as a sum of positive squares in 5 ways, for example, as 21752896 + 128777104 = 4664^2 + 11348^2 .

It is a tau number, because it is divible by the number of its divisors (50).

It is a congruent number.

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, 2474 + ... + 17526.

Almost surely, 2^150530000 is an apocalyptic number.

150530000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150530000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182236197).

150530000 is an abundant number, since it is smaller than the sum of its proper divisors (213942394).

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

150530000 is an equidigital number, since it uses as much as digits as its factorization.

150530000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15081 (or 15060 counting only the distinct ones).

The product of its (nonzero) digits is 75, while the sum is 14.

The square root of 150530000 is about 12269.0667941780. The cubic root of 150530000 is about 531.9543368198.

Adding to 150530000 its reverse (35051), we get a palindrome (150565051).

The spelling of 150530000 in words is "one hundred fifty million, five hundred thirty thousand".