1439944150 has 12 divisors (see below), whose sum is σ = 2678296212. Its totient is φ = 575977640.

The previous prime is 1439944097. The next prime is 1439944151. The reversal of 1439944150 is 514499341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1439944151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14399392 + ... + 14399491.

It is an arithmetic number, because the mean of its divisors is an integer number (223191351).

Almost surely, 2^1439944150 is an apocalyptic number.

1439944150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1439944150 is a deficient number, since it is larger than the sum of its proper divisors (1238352062).

1439944150 is a wasteful number, since it uses less digits than its factorization.

1439944150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28798895 (or 28798890 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 1439944150 is about 37946.5960265213. The cubic root of 1439944150 is about 1129.2286353401.

The spelling of 1439944150 in words is "one billion, four hundred thirty-nine million, nine hundred forty-four thousand, one hundred fifty".