140433424 has 20 divisors (see below), whose sum is σ = 272331900. Its totient is φ = 70154240.

The previous prime is 140433409. The next prime is 140433439. The reversal of 140433424 is 424334041.

It is an interprime number because it is at equal distance from previous prime (140433409) and next prime (140433439).

It can be written as a sum of positive squares in 2 ways, for example, as 87609600 + 52823824 = 9360^2 + 7268^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18552 + ... + 25000.

It is an arithmetic number, because the mean of its divisors is an integer number (13616595).

Almost surely, 2^140433424 is an apocalyptic number.

It is an amenable number.

140433424 is a deficient number, since it is larger than the sum of its proper divisors (131898476).

140433424 is a wasteful number, since it uses less digits than its factorization.

140433424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7818 (or 7812 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 140433424 is about 11850.4609193061. The cubic root of 140433424 is about 519.7847037724.

Adding to 140433424 its reverse (424334041), we get a palindrome (564767465).

The spelling of 140433424 in words is "one hundred forty million, four hundred thirty-three thousand, four hundred twenty-four".