140224132 has 6 divisors (see below), whose sum is σ = 245392238. Its totient is φ = 70112064.

The previous prime is 140224111. The next prime is 140224151. The reversal of 140224132 is 231422041.

It can be written as a sum of positive squares in only one way, i.e., 136749636 + 3474496 = 11694^2 + 1864^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17528013 + ... + 17528020.

Almost surely, 2^140224132 is an apocalyptic number.

It is an amenable number.

140224132 is a deficient number, since it is larger than the sum of its proper divisors (105168106).

140224132 is a wasteful number, since it uses less digits than its factorization.

140224132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35056037 (or 35056035 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 140224132 is about 11841.6270841468. The cubic root of 140224132 is about 519.5263586562.

Adding to 140224132 its reverse (231422041), we get a palindrome (371646173).

The spelling of 140224132 in words is "one hundred forty million, two hundred twenty-four thousand, one hundred thirty-two".