159722496 has 176 divisors, whose sum is σ = 486367200. Its totient is φ = 51757056.

The previous prime is 159722491. The next prime is 159722501. The reversal of 159722496 is 694227951.

159722496 is a `hidden beast` number, since 159 + 7 + 2 + 2 + 496 = 666.

It is an interprime number because it is at equal distance from previous prime (159722491) and next prime (159722501).

It is a super-2 number, since 2×159722496² = 51022551456940032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (159722491) 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, 1465290 + ... + 1465398.

It is an arithmetic number, because the mean of its divisors is an integer number (2763450).

Almost surely, 2^159722496 is an apocalyptic number.

159722496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 159722496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243183600).

159722496 is an abundant number, since it is smaller than the sum of its proper divisors (326644704).

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

159722496 is a wasteful number, since it uses less digits than its factorization.

159722496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191 (or 167 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 159722496 is about 12638.1365715045. The cubic root of 159722496 is about 542.5694826306.

The spelling of 159722496 in words is "one hundred fifty-nine million, seven hundred twenty-two thousand, four hundred ninety-six".