4442210640 has 720 divisors, whose sum is σ = 19142971200. Its totient is φ = 941455872.

The previous prime is 4442210629. The next prime is 4442210671. The reversal of 4442210640 is 460122444.

It is a happy number.

4442210640 is a `hidden beast` number, since 4 + 4 + 4 + 2 + 2 + 10 + 640 = 666.

It is a tau number, because it is divible by the number of its divisors (720).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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 143 ways as a sum of consecutive naturals, for example, 94515097 + ... + 94515143.

It is an arithmetic number, because the mean of its divisors is an integer number (26587460).

Almost surely, 2^4442210640 is an apocalyptic number.

4442210640 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 4442210640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9571485600).

4442210640 is an abundant number, since it is smaller than the sum of its proper divisors (14700760560).

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

4442210640 is a wasteful number, since it uses less digits than its factorization.

4442210640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 83 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 4442210640 is about 66649.9110276976. The cubic root of 4442210640 is about 1643.8658849516.

The spelling of 4442210640 in words is "four billion, four hundred forty-two million, two hundred ten thousand, six hundred forty".