140949384 has 16 divisors (see below), whose sum is σ = 352373520. Its totient is φ = 46983120.

The previous prime is 140949383. The next prime is 140949401. The reversal of 140949384 is 483949041.

It is not an unprimeable number, because it can be changed into a prime (140949383) 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 3 ways as a sum of consecutive naturals, for example, 2936422 + ... + 2936469.

It is an arithmetic number, because the mean of its divisors is an integer number (22023345).

Almost surely, 2^140949384 is an apocalyptic number.

It is an amenable number.

140949384 is an abundant number, since it is smaller than the sum of its proper divisors (211424136).

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

140949384 is a wasteful number, since it uses less digits than its factorization.

140949384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5872900 (or 5872896 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 140949384 is about 11872.2105776473. The cubic root of 140949384 is about 520.4204981367.

The spelling of 140949384 in words is "one hundred forty million, nine hundred forty-nine thousand, three hundred eighty-four".