150472217 has 16 divisors (see below), whose sum is σ = 175180032. Its totient is φ = 126584640.

The previous prime is 150472183. The next prime is 150472291. The reversal of 150472217 is 712274051.

It is not a de Polignac number, because 150472217 - 2²⁰ = 149423641 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 150472217.

It is not an unprimeable number, because it can be changed into a prime (150472297) 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 15 ways as a sum of consecutive naturals, for example, 137123 + ... + 138215.

It is an arithmetic number, because the mean of its divisors is an integer number (10948752).

Almost surely, 2^150472217 is an apocalyptic number.

It is an amenable number.

150472217 is a deficient number, since it is larger than the sum of its proper divisors (24707815).

150472217 is a wasteful number, since it uses less digits than its factorization.

150472217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1448.

The product of its (nonzero) digits is 3920, while the sum is 29.

The square root of 150472217 is about 12266.7117435766. The cubic root of 150472217 is about 531.8862621252.

The spelling of 150472217 in words is "one hundred fifty million, four hundred seventy-two thousand, two hundred seventeen".