140342332 has 72 divisors (see below), whose sum is σ = 283500672. Its totient is φ = 60652800.

The previous prime is 140342309. The next prime is 140342333. The reversal of 140342332 is 233243041.

It is a happy number.

140342332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140342333) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 775282 + ... + 775462.

Almost surely, 2^140342332 is an apocalyptic number.

It is an amenable number.

140342332 is an abundant number, since it is smaller than the sum of its proper divisors (143158340).

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

140342332 is a wasteful number, since it uses less digits than its factorization.

140342332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279 (or 264 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 140342332 is about 11846.6169010397. The cubic root of 140342332 is about 519.6722935212.

Adding to 140342332 its reverse (233243041), we get a palindrome (373585373).

The spelling of 140342332 in words is "one hundred forty million, three hundred forty-two thousand, three hundred thirty-two".