159449266 has 8 divisors (see below), whose sum is σ = 240413724. Its totient is φ = 79311360.

The previous prime is 159449261. The next prime is 159449291. The reversal of 159449266 is 662944951.

It can be written as a sum of positive squares in 2 ways, for example, as 155127025 + 4322241 = 12455^2 + 2079^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (159449261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206155 + ... + 206926.

Almost surely, 2^159449266 is an apocalyptic number.

159449266 is a deficient number, since it is larger than the sum of its proper divisors (80964458).

159449266 is a wasteful number, since it uses less digits than its factorization.

159449266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413276.

The product of its digits is 466560, while the sum is 46.

The square root of 159449266 is about 12627.3222022723. The cubic root of 159449266 is about 542.2599230787.

The spelling of 159449266 in words is "one hundred fifty-nine million, four hundred forty-nine thousand, two hundred sixty-six".