140244232 has 32 divisors (see below), whose sum is σ = 273326400. Its totient is φ = 67380544.

The previous prime is 140244229. The next prime is 140244253. The reversal of 140244232 is 232442041.

It is a happy number.

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, 51333 + ... + 53995.

It is an arithmetic number, because the mean of its divisors is an integer number (8541450).

Almost surely, 2^140244232 is an apocalyptic number.

It is an amenable number.

140244232 is a deficient number, since it is larger than the sum of its proper divisors (133082168).

140244232 is a wasteful number, since it uses less digits than its factorization.

140244232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2925 (or 2921 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 140244232 is about 11842.4757546722. The cubic root of 140244232 is about 519.5511807767.

Adding to 140244232 its reverse (232442041), we get a palindrome (372686273).

The spelling of 140244232 in words is "one hundred forty million, two hundred forty-four thousand, two hundred thirty-two".