140332434 has 16 divisors (see below), whose sum is σ = 306180000. Its totient is φ = 42524960.

The previous prime is 140332429. The next prime is 140332447. The reversal of 140332434 is 434233041.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1063059 + ... + 1063190.

It is an arithmetic number, because the mean of its divisors is an integer number (19136250).

Almost surely, 2^140332434 is an apocalyptic number.

140332434 is an abundant number, since it is smaller than the sum of its proper divisors (165847566).

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

140332434 is a wasteful number, since it uses less digits than its factorization.

140332434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2126265.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 140332434 is about 11846.1991372761. The cubic root of 140332434 is about 519.6600761638.

Adding to 140332434 its reverse (434233041), we get a palindrome (574565475).

The spelling of 140332434 in words is "one hundred forty million, three hundred thirty-two thousand, four hundred thirty-four".