140590244 has 12 divisors (see below), whose sum is σ = 246122268. Its totient is φ = 70269600.

The previous prime is 140590243. The next prime is 140590249. The reversal of 140590244 is 442095041.

It can be written as a sum of positive squares in 2 ways, for example, as 16000000 + 124590244 = 4000^2 + 11162^2 .

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (140590243) 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, 11714 + ... + 20454.

It is an arithmetic number, because the mean of its divisors is an integer number (20510189).

Almost surely, 2^140590244 is an apocalyptic number.

It is an amenable number.

140590244 is a deficient number, since it is larger than the sum of its proper divisors (105532024).

140590244 is a wasteful number, since it uses less digits than its factorization.

140590244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12766 (or 12764 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 140590244 is about 11857.0756934414. The cubic root of 140590244 is about 519.9781105184.

The spelling of 140590244 in words is "one hundred forty million, five hundred ninety thousand, two hundred forty-four".