159223506 has 32 divisors (see below), whose sum is σ = 352218048. Its totient is φ = 47666880.

The previous prime is 159223489. The next prime is 159223507. The reversal of 159223506 is 605322951.

159223506 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (159223507) 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, 24700 + ... + 30471.

It is an arithmetic number, because the mean of its divisors is an integer number (11006814).

Almost surely, 2^159223506 is an apocalyptic number.

159223506 is an abundant number, since it is smaller than the sum of its proper divisors (192994542).

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

159223506 is a wasteful number, since it uses less digits than its factorization.

159223506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55226.

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 159223506 is about 12618.3796899602. The cubic root of 159223506 is about 542.0038783690.

The spelling of 159223506 in words is "one hundred fifty-nine million, two hundred twenty-three thousand, five hundred six".