140707732 has 12 divisors (see below), whose sum is σ = 268623936. Its totient is φ = 63958040.

The previous prime is 140707717. The next prime is 140707747. The reversal of 140707732 is 237707041.

It is an interprime number because it is at equal distance from previous prime (140707717) and next prime (140707747).

It is a junction number, because it is equal to n+sod(n) for n = 140707694 and 140707703.

It is a congruent number.

It is an unprimeable number.

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, 1598908 + ... + 1598995.

It is an arithmetic number, because the mean of its divisors is an integer number (22385328).

Almost surely, 2^140707732 is an apocalyptic number.

It is an amenable number.

140707732 is a deficient number, since it is larger than the sum of its proper divisors (127916204).

140707732 is a wasteful number, since it uses less digits than its factorization.

140707732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3197918 (or 3197916 counting only the distinct ones).

The product of its (nonzero) digits is 8232, while the sum is 31.

The square root of 140707732 is about 11862.0290001332. The cubic root of 140707732 is about 520.1229147308.

The spelling of 140707732 in words is "one hundred forty million, seven hundred seven thousand, seven hundred thirty-two".