140342214 has 8 divisors (see below), whose sum is σ = 280684440. Its totient is φ = 46780736.

The previous prime is 140342207. The next prime is 140342243. The reversal of 140342214 is 412243041.

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

140342214 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, 11695179 + ... + 11695190.

It is an arithmetic number, because the mean of its divisors is an integer number (35085555).

Almost surely, 2^140342214 is an apocalyptic number.

140342214 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.

140342214 is a wasteful number, since it uses less digits than its factorization.

140342214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23390374.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 140342214 is about 11846.6119207139. The cubic root of 140342214 is about 519.6721478741.

Adding to 140342214 its reverse (412243041), we get a palindrome (552585255).

The spelling of 140342214 in words is "one hundred forty million, three hundred forty-two thousand, two hundred fourteen".