140049188 has 12 divisors (see below), whose sum is σ = 245478912. Its totient is φ = 69912360.

The previous prime is 140049109. The next prime is 140049193. The reversal of 140049188 is 881940041.

It is a super-2 number, since 2×140049188² = 39227550118918688, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 25220 + ... + 30267.

It is an arithmetic number, because the mean of its divisors is an integer number (20456576).

Almost surely, 2^140049188 is an apocalyptic number.

It is an amenable number.

140049188 is a deficient number, since it is larger than the sum of its proper divisors (105429724).

140049188 is a wasteful number, since it uses less digits than its factorization.

140049188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56122 (or 56120 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 35.

The square root of 140049188 is about 11834.2379560325. The cubic root of 140049188 is about 519.3102145884.

The spelling of 140049188 in words is "one hundred forty million, forty-nine thousand, one hundred eighty-eight".