140442302 has 128 divisors (see below), whose sum is σ = 304819200. Its totient is φ = 46771200.

The previous prime is 140442299. The next prime is 140442359. The reversal of 140442302 is 203244041.

140442302 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2380349 + ... + 2380407.

It is an arithmetic number, because the mean of its divisors is an integer number (2381400).

Almost surely, 2^140442302 is an apocalyptic number.

140442302 is an abundant number, since it is smaller than the sum of its proper divisors (164376898).

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

140442302 is a wasteful number, since it uses less digits than its factorization.

140442302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 140442302 is about 11850.8354979723. The cubic root of 140442302 is about 519.7956568898.

Adding to 140442302 its reverse (203244041), we get a palindrome (343686343).

The spelling of 140442302 in words is "one hundred forty million, four hundred forty-two thousand, three hundred two".