4373213440 has 72 divisors (see below), whose sum is σ = 10534285440. Its totient is φ = 1739421696.

The previous prime is 4373213419. The next prime is 4373213459. The reversal of 4373213440 is 443123734.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 219577 + ... + 238663.

It is an arithmetic number, because the mean of its divisors is an integer number (146309520).

Almost surely, 2^4373213440 is an apocalyptic number.

4373213440 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 4373213440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5267142720).

4373213440 is an abundant number, since it is smaller than the sum of its proper divisors (6161072000).

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

4373213440 is a wasteful number, since it uses less digits than its factorization.

4373213440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19287 (or 19273 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 31.

The square root of 4373213440 is about 66130.2762734286. The cubic root of 4373213440 is about 1635.3104978798.

The spelling of 4373213440 in words is "four billion, three hundred seventy-three million, two hundred thirteen thousand, four hundred forty".