144492044 has 24 divisors (see below), whose sum is σ = 270971568. Its totient is φ = 67174400.

The previous prime is 144492037. The next prime is 144492079. The reversal of 144492044 is 440294441.

It is a self number, because there is not a number n which added to its sum of digits gives 144492044.

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 7 ways as a sum of consecutive naturals, for example, 7157 + ... + 18444.

It is an arithmetic number, because the mean of its divisors is an integer number (11290482).

Almost surely, 2^144492044 is an apocalyptic number.

It is an amenable number.

144492044 is a deficient number, since it is larger than the sum of its proper divisors (126479524).

144492044 is a wasteful number, since it uses less digits than its factorization.

144492044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25705 (or 25703 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 144492044 is about 12020.4843496425. The cubic root of 144492044 is about 524.7446001885.

The spelling of 144492044 in words is "one hundred forty-four million, four hundred ninety-two thousand, forty-four".