4489914240 has 320 divisors, whose sum is σ = 18326388960. Its totient is φ = 1026183168.

The previous prime is 4489914229. The next prime is 4489914269. The reversal of 4489914240 is 424199844.

4489914240 is a `hidden beast` number, since 4 + 489 + 91 + 42 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (320).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 356694 + ... + 369066.

Almost surely, 2^4489914240 is an apocalyptic number.

4489914240 is a gapful number since it is divisible by the number (40) 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 4489914240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9163194480).

4489914240 is an abundant number, since it is smaller than the sum of its proper divisors (13836474720).

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

4489914240 is a wasteful number, since it uses less digits than its factorization.

4489914240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12411 (or 12390 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The square root of 4489914240 is about 67006.8223392215. The cubic root of 4489914240 is about 1649.7292778980.

The spelling of 4489914240 in words is "four billion, four hundred eighty-nine million, nine hundred fourteen thousand, two hundred forty".