159423338 has 32 divisors (see below), whose sum is σ = 256746240. Its totient is φ = 74027520.

The previous prime is 159423337. The next prime is 159423347. The reversal of 159423338 is 833324951.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (159423337) 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, 588143 + ... + 588413.

It is an arithmetic number, because the mean of its divisors is an integer number (8023320).

Almost surely, 2^159423338 is an apocalyptic number.

159423338 is a deficient number, since it is larger than the sum of its proper divisors (97322902).

159423338 is a wasteful number, since it uses less digits than its factorization.

159423338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542.

The product of its digits is 77760, while the sum is 38.

The square root of 159423338 is about 12626.2954978885. The cubic root of 159423338 is about 542.2305292412.

The spelling of 159423338 in words is "one hundred fifty-nine million, four hundred twenty-three thousand, three hundred thirty-eight".