159489546 has 16 divisors (see below), whose sum is σ = 337742784. Its totient is φ = 50035904.

The previous prime is 159489541. The next prime is 159489571. The reversal of 159489546 is 645984951.

It is a super-2 number, since 2×159489546² = 50873830566572232, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (159489541) 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 7 ways as a sum of consecutive naturals, for example, 781710 + ... + 781913.

It is an arithmetic number, because the mean of its divisors is an integer number (21108924).

Almost surely, 2^159489546 is an apocalyptic number.

159489546 is an abundant number, since it is smaller than the sum of its proper divisors (178253238).

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

159489546 is a wasteful number, since it uses less digits than its factorization.

159489546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1563645.

The product of its digits is 1555200, while the sum is 51.

The square root of 159489546 is about 12628.9170557099. The cubic root of 159489546 is about 542.3055810514.

The spelling of 159489546 in words is "one hundred fifty-nine million, four hundred eighty-nine thousand, five hundred forty-six".