159447796 has 6 divisors (see below), whose sum is σ = 279033650. Its totient is φ = 79723896.

The previous prime is 159447781. The next prime is 159447803. The reversal of 159447796 is 697744951.

159447796 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 158407396 + 1040400 = 12586^2 + 1020^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19930971 + ... + 19930978.

Almost surely, 2^159447796 is an apocalyptic number.

It is an amenable number.

159447796 is a deficient number, since it is larger than the sum of its proper divisors (119585854).

159447796 is a wasteful number, since it uses less digits than its factorization.

159447796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39861953 (or 39861951 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 52.

The square root of 159447796 is about 12627.2639950228. The cubic root of 159447796 is about 542.2582566666.

The spelling of 159447796 in words is "one hundred fifty-nine million, four hundred forty-seven thousand, seven hundred ninety-six".