140330242 has 32 divisors (see below), whose sum is σ = 239500800. Its totient is φ = 61205760.

The previous prime is 140330237. The next prime is 140330251. The reversal of 140330242 is 242033041.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32634 + ... + 36682.

It is an arithmetic number, because the mean of its divisors is an integer number (7484400).

Almost surely, 2^140330242 is an apocalyptic number.

140330242 is a deficient number, since it is larger than the sum of its proper divisors (99170558).

140330242 is a wasteful number, since it uses less digits than its factorization.

140330242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4138.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 140330242 is about 11846.1066177880. The cubic root of 140330242 is about 519.6573704438.

Adding to 140330242 its reverse (242033041), we get a palindrome (382363283).

The spelling of 140330242 in words is "one hundred forty million, three hundred thirty thousand, two hundred forty-two".