140223232 has 18 divisors (see below), whose sum is σ = 279899228. Its totient is φ = 70111488.

The previous prime is 140223227. The next prime is 140223241. The reversal of 140223232 is 232322041.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273618 + ... + 274129.

Almost surely, 2^140223232 is an apocalyptic number.

It is an amenable number.

140223232 is a deficient number, since it is larger than the sum of its proper divisors (139675996).

140223232 is an frugal number, since it uses more digits than its factorization.

140223232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547763 (or 547749 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 140223232 is about 11841.5890825514. The cubic root of 140223232 is about 519.5252471625.

Adding to 140223232 its reverse (232322041), we get a palindrome (372545273).

The spelling of 140223232 in words is "one hundred forty million, two hundred twenty-three thousand, two hundred thirty-two".