150012442 has 8 divisors (see below), whose sum is σ = 225894996. Its totient is φ = 74714112.

The previous prime is 150012439. The next prime is 150012451. The reversal of 150012442 is 244210051.

It can be written as a sum of positive squares in 2 ways, for example, as 140209281 + 9803161 = 11841^2 + 3131^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145413 + ... + 146440.

Almost surely, 2^150012442 is an apocalyptic number.

150012442 is a deficient number, since it is larger than the sum of its proper divisors (75882554).

150012442 is a wasteful number, since it uses less digits than its factorization.

150012442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292112.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 150012442 is about 12247.9566459063. The cubic root of 150012442 is about 531.3439748495.

Adding to 150012442 its reverse (244210051), we get a palindrome (394222493).

The spelling of 150012442 in words is "one hundred fifty million, twelve thousand, four hundred forty-two".