140240232 has 96 divisors (see below), whose sum is σ = 418279680. Its totient is φ = 42094080.

The previous prime is 140240161. The next prime is 140240267. The reversal of 140240232 is 232042041.

140240232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×140240232³ (a number of 25 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 88713 + ... + 90279.

It is an arithmetic number, because the mean of its divisors is an integer number (4357080).

Almost surely, 2^140240232 is an apocalyptic number.

140240232 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 140240232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209139840).

140240232 is an abundant number, since it is smaller than the sum of its proper divisors (278039448).

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

140240232 is a wasteful number, since it uses less digits than its factorization.

140240232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1703 (or 1696 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 140240232 is about 11842.3068698628. The cubic root of 140240232 is about 519.5462412402.

Adding to 140240232 its reverse (232042041), we get a palindrome (372282273).

The spelling of 140240232 in words is "one hundred forty million, two hundred forty thousand, two hundred thirty-two".