150530040 has 96 divisors (see below), whose sum is σ = 491428080. Its totient is φ = 39960576.

The previous prime is 150530021. The next prime is 150530041. The reversal of 150530040 is 40035051.

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 = 150529995 and 150530022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150530041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 91707 + ... + 93333.

Almost surely, 2^150530040 is an apocalyptic number.

150530040 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 150530040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245714040).

150530040 is an abundant number, since it is smaller than the sum of its proper divisors (340898040).

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

150530040 is a wasteful number, since it uses less digits than its factorization.

150530040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1901 (or 1894 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 150530040 is about 12269.0684242937. The cubic root of 150530040 is about 531.9543839381.

Adding to 150530040 its reverse (40035051), we get a palindrome (190565091).

The spelling of 150530040 in words is "one hundred fifty million, five hundred thirty thousand, forty".