140205342 has 8 divisors (see below), whose sum is σ = 280410696. Its totient is φ = 46735112.

The previous prime is 140205323. The next prime is 140205353. The reversal of 140205342 is 243502041.

It is a sphenic number, since it is the product of 3 distinct primes.

140205342 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11683773 + ... + 11683784.

It is an arithmetic number, because the mean of its divisors is an integer number (35051337).

Almost surely, 2^140205342 is an apocalyptic number.

140205342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

140205342 is a wasteful number, since it uses less digits than its factorization.

140205342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23367562.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 140205342 is about 11840.8336699744. The cubic root of 140205342 is about 519.5031521505.

Adding to 140205342 its reverse (243502041), we get a palindrome (383707383).

The spelling of 140205342 in words is "one hundred forty million, two hundred five thousand, three hundred forty-two".