140302042 has 8 divisors (see below), whose sum is σ = 221529600. Its totient is φ = 66458844.

The previous prime is 140302033. The next prime is 140302049. The reversal of 140302042 is 240203041.

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

It is not an unprimeable number, because it can be changed into a prime (140302049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1846042 + ... + 1846117.

It is an arithmetic number, because the mean of its divisors is an integer number (27691200).

Almost surely, 2^140302042 is an apocalyptic number.

140302042 is a deficient number, since it is larger than the sum of its proper divisors (81227558).

140302042 is a wasteful number, since it uses less digits than its factorization.

140302042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3692180.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 140302042 is about 11844.9162934991. The cubic root of 140302042 is about 519.6225589416.

Adding to 140302042 its reverse (240203041), we get a palindrome (380505083).

Subtracting 140302042 from its reverse (240203041), we obtain a palindrome (99900999).

The spelling of 140302042 in words is "one hundred forty million, three hundred two thousand, forty-two".