150666222 has 32 divisors (see below), whose sum is σ = 346182912. Its totient is φ = 42822144.

The previous prime is 150666221. The next prime is 150666239. The reversal of 150666222 is 222666051.

It is a self number, because there is not a number n which added to its sum of digits gives 150666222.

It is a congruent number.

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

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1188 + ... + 17399.

It is an arithmetic number, because the mean of its divisors is an integer number (10818216).

Almost surely, 2^150666222 is an apocalyptic number.

150666222 is an abundant number, since it is smaller than the sum of its proper divisors (195516690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

150666222 is a wasteful number, since it uses less digits than its factorization.

150666222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18792.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 150666222 is about 12274.6169797676. The cubic root of 150666222 is about 532.1147523204.

The spelling of 150666222 in words is "one hundred fifty million, six hundred sixty-six thousand, two hundred twenty-two".