140080306 has 16 divisors (see below), whose sum is σ = 222761016. Its totient is φ = 65837056.

The previous prime is 140080273. The next prime is 140080307. The reversal of 140080306 is 603080041.

It can be written as a sum of positive squares in 4 ways, for example, as 132043081 + 8037225 = 11491^2 + 2835^2 .

It is not an unprimeable number, because it can be changed into a prime (140080307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31110 + ... + 35326.

Almost surely, 2^140080306 is an apocalyptic number.

140080306 is a deficient number, since it is larger than the sum of its proper divisors (82680710).

140080306 is a wasteful number, since it uses less digits than its factorization.

140080306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5213.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 140080306 is about 11835.5526275709. The cubic root of 140080306 is about 519.3486741676.

The spelling of 140080306 in words is "one hundred forty million, eighty thousand, three hundred six".