140342330 has 16 divisors (see below), whose sum is σ = 252751104. Its totient is φ = 56106960.

The previous prime is 140342309. The next prime is 140342333. The reversal of 140342330 is 33243041.

140342330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (140342333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34799 + ... + 38621.

It is an arithmetic number, because the mean of its divisors is an integer number (15796944).

Almost surely, 2^140342330 is an apocalyptic number.

140342330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140342330 is a deficient number, since it is larger than the sum of its proper divisors (112408774).

140342330 is a wasteful number, since it uses less digits than its factorization.

140342330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7501.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 140342330 is about 11846.6168166274. The cubic root of 140342330 is about 519.6722910526.

Adding to 140342330 its reverse (33243041), we get a palindrome (173585371).

The spelling of 140342330 in words is "one hundred forty million, three hundred forty-two thousand, three hundred thirty".