140159432 has 32 divisors (see below), whose sum is σ = 310033920. Its totient is φ = 58129920.

The previous prime is 140159381. The next prime is 140159477. The reversal of 140159432 is 234951041.

140159432 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 140159395 and 140159404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38633 + ... + 42104.

It is an arithmetic number, because the mean of its divisors is an integer number (9688560).

Almost surely, 2^140159432 is an apocalyptic number.

It is an amenable number.

140159432 is an abundant number, since it is smaller than the sum of its proper divisors (169874488).

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

140159432 is a wasteful number, since it uses less digits than its factorization.

140159432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80781 (or 80777 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 140159432 is about 11838.8948808578. The cubic root of 140159432 is about 519.4464424867.

The spelling of 140159432 in words is "one hundred forty million, one hundred fifty-nine thousand, four hundred thirty-two".