140352224 has 24 divisors (see below), whose sum is σ = 276664248. Its totient is φ = 70088320.

The previous prime is 140352197. The next prime is 140352227. The reversal of 140352224 is 422253041.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 140352224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140352227) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 28814 + ... + 33330.

It is an arithmetic number, because the mean of its divisors is an integer number (11527677).

Almost surely, 2^140352224 is an apocalyptic number.

It is an amenable number.

140352224 is a deficient number, since it is larger than the sum of its proper divisors (136312024).

140352224 is an equidigital number, since it uses as much as digits as its factorization.

140352224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5498 (or 5490 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 140352224 is about 11847.0343968438. The cubic root of 140352224 is about 519.6845028988.

The spelling of 140352224 in words is "one hundred forty million, three hundred fifty-two thousand, two hundred twenty-four".