140630342 has 8 divisors (see below), whose sum is σ = 211289256. Its totient is φ = 70200592.

The previous prime is 140630333. The next prime is 140630389. The reversal of 140630342 is 243036041.

It is a happy number.

140630342 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

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, 55748 + ... + 58215.

It is an arithmetic number, because the mean of its divisors is an integer number (26411157).

Almost surely, 2^140630342 is an apocalyptic number.

140630342 is a deficient number, since it is larger than the sum of its proper divisors (70658914).

140630342 is a wasteful number, since it uses less digits than its factorization.

140630342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114582.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 140630342 is about 11858.7664619892. The cubic root of 140630342 is about 520.0275404546.

Adding to 140630342 its reverse (243036041), we get a palindrome (383666383).

The spelling of 140630342 in words is "one hundred forty million, six hundred thirty thousand, three hundred forty-two".