140040332 has 12 divisors (see below), whose sum is σ = 246716400. Its totient is φ = 69549936.

The previous prime is 140040331. The next prime is 140040337. The reversal of 140040332 is 233040041.

It is a super-2 number, since 2×140040332² = 39222589173340448, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140040332.

It is not an unprimeable number, because it can be changed into a prime (140040331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116888 + ... + 118079.

It is an arithmetic number, because the mean of its divisors is an integer number (20559700).

Almost surely, 2^140040332 is an apocalyptic number.

It is an amenable number.

140040332 is a deficient number, since it is larger than the sum of its proper divisors (106676068).

140040332 is a wasteful number, since it uses less digits than its factorization.

140040332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235120 (or 235118 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 140040332 is about 11833.8637815381. The cubic root of 140040332 is about 519.2992681767.

Adding to 140040332 its reverse (233040041), we get a palindrome (373080373).

The spelling of 140040332 in words is "one hundred forty million, forty thousand, three hundred thirty-two".