140616306 has 24 divisors (see below), whose sum is σ = 312101244. Its totient is φ = 45728640.

The previous prime is 140616277. The next prime is 140616313. The reversal of 140616306 is 603616041.

140616306 is a `hidden beast` number, since 1 + 40 + 616 + 3 + 0 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 140067225 + 549081 = 11835^2 + 741^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 140616306.

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 11 ways as a sum of consecutive naturals, for example, 94531 + ... + 96006.

Almost surely, 2^140616306 is an apocalyptic number.

140616306 is an abundant number, since it is smaller than the sum of its proper divisors (171484938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140616306 is a wasteful number, since it uses less digits than its factorization.

140616306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190586 (or 190583 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 140616306 is about 11858.1746487392. The cubic root of 140616306 is about 520.0102389503.

The spelling of 140616306 in words is "one hundred forty million, six hundred sixteen thousand, three hundred six".