140775944 has 16 divisors (see below), whose sum is σ = 266035200. Its totient is φ = 69833232.

The previous prime is 140775923. The next prime is 140775949. The reversal of 140775944 is 449577041.

140775944 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×140775944² = 39635732818182272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140775949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68264 + ... + 70295.

It is an arithmetic number, because the mean of its divisors is an integer number (16627200).

Almost surely, 2^140775944 is an apocalyptic number.

It is an amenable number.

140775944 is a deficient number, since it is larger than the sum of its proper divisors (125259256).

140775944 is a wasteful number, since it uses less digits than its factorization.

140775944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138692 (or 138688 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 140775944 is about 11864.9038765596. The cubic root of 140775944 is about 520.2069491858.

The spelling of 140775944 in words is "one hundred forty million, seven hundred seventy-five thousand, nine hundred forty-four".