140032032 has 96 divisors (see below), whose sum is σ = 422682624. Its totient is φ = 39763200.

The previous prime is 140032021. The next prime is 140032063. The reversal of 140032032 is 230230041.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127807 + ... + 128897.

It is an arithmetic number, because the mean of its divisors is an integer number (4402944).

Almost surely, 2^140032032 is an apocalyptic number.

140032032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140032032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211341312).

140032032 is an abundant number, since it is smaller than the sum of its proper divisors (282650592).

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

140032032 is a wasteful number, since it uses less digits than its factorization.

140032032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1302 (or 1294 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 140032032 is about 11833.5130878366. The cubic root of 140032032 is about 519.2890085869.

Adding to 140032032 its reverse (230230041), we get a palindrome (370262073).

The spelling of 140032032 in words is "one hundred forty million, thirty-two thousand, thirty-two".