140026434 has 16 divisors (see below), whose sum is σ = 280193088. Its totient is φ = 46652112.

The previous prime is 140026429. The next prime is 140026499. The reversal of 140026434 is 434620041.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10779 + ... + 19905.

It is an arithmetic number, because the mean of its divisors is an integer number (17512068).

Almost surely, 2^140026434 is an apocalyptic number.

140026434 is an abundant number, since it is smaller than the sum of its proper divisors (140166654).

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

140026434 is a wasteful number, since it uses less digits than its factorization.

140026434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11689.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 140026434 is about 11833.2765538544. The cubic root of 140026434 is about 519.2820886973.

Adding to 140026434 its reverse (434620041), we get a palindrome (574646475).

The spelling of 140026434 in words is "one hundred forty million, twenty-six thousand, four hundred thirty-four".