159472722 has 8 divisors (see below), whose sum is σ = 318945456. Its totient is φ = 53157572.

The previous prime is 159472717. The next prime is 159472723. The reversal of 159472722 is 227274951.

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

159472722 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (159472723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13289388 + ... + 13289399.

It is an arithmetic number, because the mean of its divisors is an integer number (39868182).

Almost surely, 2^159472722 is an apocalyptic number.

159472722 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

159472722 is a wasteful number, since it uses less digits than its factorization.

159472722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26578792.

The product of its digits is 70560, while the sum is 39.

The square root of 159472722 is about 12628.2509477758. The cubic root of 159472722 is about 542.2865117348.

The spelling of 159472722 in words is "one hundred fifty-nine million, four hundred seventy-two thousand, seven hundred twenty-two".