140223204 has 48 divisors (see below), whose sum is σ = 396594240. Its totient is φ = 42491520.

The previous prime is 140223151. The next prime is 140223227. The reversal of 140223204 is 402322041.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 15 ways as a sum of consecutive naturals, for example, 57829 + ... + 60204.

It is an arithmetic number, because the mean of its divisors is an integer number (8262380).

Almost surely, 2^140223204 is an apocalyptic number.

It is an amenable number.

140223204 is an abundant number, since it is smaller than the sum of its proper divisors (256371036).

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

140223204 is a wasteful number, since it uses less digits than its factorization.

140223204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118057 (or 118049 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 140223204 is about 11841.5879002776. The cubic root of 140223204 is about 519.5252125826.

Adding to 140223204 its reverse (402322041), we get a palindrome (542545245).

The spelling of 140223204 in words is "one hundred forty million, two hundred twenty-three thousand, two hundred four".