159433730 has 16 divisors (see below), whose sum is σ = 287124480. Its totient is φ = 63741552.

The previous prime is 159433727. The next prime is 159433751. The reversal of 159433730 is 37334951.

It is a super-2 number, since 2×159433730² = 50838228523425800, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37661 + ... + 41679.

It is an arithmetic number, because the mean of its divisors is an integer number (17945280).

Almost surely, 2^159433730 is an apocalyptic number.

159433730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

159433730 is a deficient number, since it is larger than the sum of its proper divisors (127690750).

159433730 is a wasteful number, since it uses less digits than its factorization.

159433730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7993.

The product of its (nonzero) digits is 34020, while the sum is 35.

The square root of 159433730 is about 12626.7070133111. The cubic root of 159433730 is about 542.2423107392.

The spelling of 159433730 in words is "one hundred fifty-nine million, four hundred thirty-three thousand, seven hundred thirty".