150666225 has 12 divisors (see below), whose sum is σ = 249101616. Its totient is φ = 80355280.

The previous prime is 150666221. The next prime is 150666239. The reversal of 150666225 is 522666051.

It is a happy number.

It is not a de Polignac number, because 150666225 - 2² = 150666221 is a prime.

It is a super-2 number, since 2×150666225² = 45400622711501250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (150666221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1004367 + ... + 1004516.

It is an arithmetic number, because the mean of its divisors is an integer number (20758468).

Almost surely, 2^150666225 is an apocalyptic number.

150666225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

150666225 is a deficient number, since it is larger than the sum of its proper divisors (98435391).

150666225 is a wasteful number, since it uses less digits than its factorization.

150666225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2008896 (or 2008891 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 150666225 is about 12274.6171019710. The cubic root of 150666225 is about 532.1147558522.

The spelling of 150666225 in words is "one hundred fifty million, six hundred sixty-six thousand, two hundred twenty-five".