159242572 has 24 divisors (see below), whose sum is σ = 296379440. Its totient is φ = 74649600.

The previous prime is 159242557. The next prime is 159242579. The reversal of 159242572 is 275242951.

It is not an unprimeable number, because it can be changed into a prime (159242579) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3429 + ... + 18172.

Almost surely, 2^159242572 is an apocalyptic number.

It is an amenable number.

159242572 is a deficient number, since it is larger than the sum of its proper divisors (137136868).

159242572 is a wasteful number, since it uses less digits than its factorization.

159242572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21721 (or 21719 counting only the distinct ones).

The product of its digits is 50400, while the sum is 37.

The square root of 159242572 is about 12619.1351526164. The cubic root of 159242572 is about 542.0255113421.

It can be divided in two parts, 15924 and 2572, that added together give a square (18496 = 136²).

The spelling of 159242572 in words is "one hundred fifty-nine million, two hundred forty-two thousand, five hundred seventy-two".