150972242 has 4 divisors (see below), whose sum is σ = 226458366. Its totient is φ = 75486120.

The previous prime is 150972193. The next prime is 150972259. The reversal of 150972242 is 242279051.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 122124601 + 28847641 = 11051^2 + 5371^2 .

It is a junction number, because it is equal to n+sod(n) for n = 150972199 and 150972208.

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 as a sum of consecutive naturals, namely, 37743059 + ... + 37743062.

Almost surely, 2^150972242 is an apocalyptic number.

150972242 is a deficient number, since it is larger than the sum of its proper divisors (75486124).

150972242 is an equidigital number, since it uses as much as digits as its factorization.

150972242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75486123.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 150972242 is about 12287.0762185314. The cubic root of 150972242 is about 532.4747702712.

The spelling of 150972242 in words is "one hundred fifty million, nine hundred seventy-two thousand, two hundred forty-two".