4004421210 has 192 divisors, whose sum is σ = 11519988480. Its totient is φ = 961551360.

The previous prime is 4004421199. The next prime is 4004421241. The reversal of 4004421210 is 121244004.

4004421210 is a `hidden beast` number, since 400 + 44 + 212 + 10 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2460417 + ... + 2462043.

It is an arithmetic number, because the mean of its divisors is an integer number (59999940).

Almost surely, 2^4004421210 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4004421210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5759994240).

4004421210 is an abundant number, since it is smaller than the sum of its proper divisors (7515567270).

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

4004421210 is a wasteful number, since it uses less digits than its factorization.

4004421210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1733 (or 1730 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 4004421210 is about 63280.4962844003. The cubic root of 4004421210 is about 1587.9856894044.

Adding to 4004421210 its reverse (121244004), we get a palindrome (4125665214).

The spelling of 4004421210 in words is "four billion, four million, four hundred twenty-one thousand, two hundred ten".