4440003213 has 8 divisors (see below), whose sum is σ = 5981035648. Its totient is φ = 2929486464.

The previous prime is 4440003193. The next prime is 4440003233. The reversal of 4440003213 is 3123000444.

It is an interprime number because it is at equal distance from previous prime (4440003193) and next prime (4440003233).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4440003213 - 2²¹ = 4437906061 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4440003213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4440003233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7628581 + ... + 7629162.

It is an arithmetic number, because the mean of its divisors is an integer number (747629456).

Almost surely, 2^4440003213 is an apocalyptic number.

It is an amenable number.

4440003213 is a deficient number, since it is larger than the sum of its proper divisors (1541032435).

4440003213 is a wasteful number, since it uses less digits than its factorization.

4440003213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15257843.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 4440003213 is about 66633.3491053842. The cubic root of 4440003213 is about 1643.5935494366.

Adding to 4440003213 its reverse (3123000444), we get a palindrome (7563003657).

The spelling of 4440003213 in words is "four billion, four hundred forty million, three thousand, two hundred thirteen".