150504020 has 24 divisors (see below), whose sum is σ = 317424744. Its totient is φ = 59941376.

The previous prime is 150504007. The next prime is 150504023. The reversal of 150504020 is 20405051.

It can be written as a sum of positive squares in 4 ways, for example, as 30426256 + 120077764 = 5516^2 + 10958^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 150504020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150504023) 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 7 ways as a sum of consecutive naturals, for example, 11489 + ... + 20808.

It is an arithmetic number, because the mean of its divisors is an integer number (13226031).

Almost surely, 2^150504020 is an apocalyptic number.

150504020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

150504020 is an abundant number, since it is smaller than the sum of its proper divisors (166920724).

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

150504020 is a wasteful number, since it uses less digits than its factorization.

150504020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32539 (or 32537 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 150504020 is about 12268.0079882595. The cubic root of 150504020 is about 531.9237316938.

Adding to 150504020 its reverse (20405051), we get a palindrome (170909071).

The spelling of 150504020 in words is "one hundred fifty million, five hundred four thousand, twenty".