140231332 has 12 divisors (see below), whose sum is σ = 252037660. Its totient is φ = 68220576.

The previous prime is 140231323. The next prime is 140231347. The reversal of 140231332 is 233132041.

It can be written as a sum of positive squares in 2 ways, for example, as 66683556 + 73547776 = 8166^2 + 8576^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 473607 + ... + 473902.

Almost surely, 2^140231332 is an apocalyptic number.

It is an amenable number.

140231332 is a deficient number, since it is larger than the sum of its proper divisors (111806328).

140231332 is a wasteful number, since it uses less digits than its factorization.

140231332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 947550 (or 947548 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 140231332 is about 11841.9310925203. The cubic root of 140231332 is about 519.5352504347.

Adding to 140231332 its reverse (233132041), we get a palindrome (373363373).

The spelling of 140231332 in words is "one hundred forty million, two hundred thirty-one thousand, three hundred thirty-two".