140301342 has 64 divisors (see below), whose sum is σ = 319979520. Its totient is φ = 45554400.

The previous prime is 140301341. The next prime is 140301361. The reversal of 140301342 is 243103041.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140301341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 629043 + ... + 629265.

It is an arithmetic number, because the mean of its divisors is an integer number (4999680).

Almost surely, 2^140301342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140301342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159989760).

140301342 is an abundant number, since it is smaller than the sum of its proper divisors (179678178).

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

140301342 is a wasteful number, since it uses less digits than its factorization.

140301342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486 (or 480 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 140301342 is about 11844.8867449208. The cubic root of 140301342 is about 519.6216947670.

Adding to 140301342 its reverse (243103041), we get a palindrome (383404383).

The spelling of 140301342 in words is "one hundred forty million, three hundred one thousand, three hundred forty-two".