4422689964 has 384 divisors, whose sum is σ = 15715123200. Its totient is φ = 1040117760.

The previous prime is 4422689963. The next prime is 4422689977. The reversal of 4422689964 is 4699862244.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 4422689964.

It is not an unprimeable number, because it can be changed into a prime (4422689963) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3633484 + ... + 3634700.

It is an arithmetic number, because the mean of its divisors is an integer number (40924800).

Almost surely, 2^4422689964 is an apocalyptic number.

4422689964 is a gapful number since it is divisible by the number (44) 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 4422689964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7857561600).

4422689964 is an abundant number, since it is smaller than the sum of its proper divisors (11292433236).

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

4422689964 is a wasteful number, since it uses less digits than its factorization.

4422689964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1290 (or 1282 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 54.

The square root of 4422689964 is about 66503.3079177269. The cubic root of 4422689964 is about 1641.4544360046.

The spelling of 4422689964 in words is "four billion, four hundred twenty-two million, six hundred eighty-nine thousand, nine hundred sixty-four".