4443287040 has 240 divisors, whose sum is σ = 15887304576. Its totient is φ = 1146470400.

The previous prime is 4443286979. The next prime is 4443287087. The reversal of 4443287040 is 407823444.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4443286986 and 4443287004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 711130 + ... + 717350.

Almost surely, 2^4443287040 is an apocalyptic number.

4443287040 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 4443287040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7943652288).

4443287040 is an abundant number, since it is smaller than the sum of its proper divisors (11444017536).

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

4443287040 is a wasteful number, since it uses less digits than its factorization.

4443287040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6281 (or 6262 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 36.

The square root of 4443287040 is about 66657.9855681223. The cubic root of 4443287040 is about 1643.9986502555.

The spelling of 4443287040 in words is "four billion, four hundred forty-three million, two hundred eighty-seven thousand, forty".