150240242 has 8 divisors (see below), whose sum is σ = 233131500. Its totient is φ = 72529744.

The previous prime is 150240221. The next prime is 150240257. The reversal of 150240242 is 242042051.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 149842081 + 398161 = 12241^2 + 631^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1295117 + ... + 1295232.

Almost surely, 2^150240242 is an apocalyptic number.

150240242 is a deficient number, since it is larger than the sum of its proper divisors (82891258).

150240242 is a wasteful number, since it uses less digits than its factorization.

150240242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2590380.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 150240242 is about 12257.2526285461. The cubic root of 150240242 is about 531.6127946428.

Adding to 150240242 its reverse (242042051), we get a palindrome (392282293).

The spelling of 150240242 in words is "one hundred fifty million, two hundred forty thousand, two hundred forty-two".