159493732 has 12 divisors (see below), whose sum is σ = 282647680. Its totient is φ = 78737256.

The previous prime is 159493727. The next prime is 159493739. The reversal of 159493732 is 237394951.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (159493739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252048 + ... + 252679.

Almost surely, 2^159493732 is an apocalyptic number.

It is an amenable number.

159493732 is a deficient number, since it is larger than the sum of its proper divisors (123153948).

159493732 is a wasteful number, since it uses less digits than its factorization.

159493732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504810 (or 504808 counting only the distinct ones).

The product of its digits is 204120, while the sum is 43.

The square root of 159493732 is about 12629.0827853807. The cubic root of 159493732 is about 542.3103255030.

The spelling of 159493732 in words is "one hundred fifty-nine million, four hundred ninety-three thousand, seven hundred thirty-two".