1439914960 has 160 divisors (see below), whose sum is σ = 4001529600. Its totient is φ = 475668480.

The previous prime is 1439914933. The next prime is 1439914967. The reversal of 1439914960 is 694199341.

It is a self number, because there is not a number n which added to its sum of digits gives 1439914960.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1439914967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 432181 + ... + 435499.

It is an arithmetic number, because the mean of its divisors is an integer number (25009560).

Almost surely, 2^1439914960 is an apocalyptic number.

1439914960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1439914960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2000764800).

1439914960 is an abundant number, since it is smaller than the sum of its proper divisors (2561614640).

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

1439914960 is a wasteful number, since it uses less digits than its factorization.

1439914960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3389 (or 3383 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 46.

The square root of 1439914960 is about 37946.2114050929. The cubic root of 1439914960 is about 1129.2210048574.

The spelling of 1439914960 in words is "one billion, four hundred thirty-nine million, nine hundred fourteen thousand, nine hundred sixty".