4189218924 has 72 divisors (see below), whose sum is σ = 10759440384. Its totient is φ = 1267666400.

The previous prime is 4189218923. The next prime is 4189218937. The reversal of 4189218924 is 4298129814.

It is not an unprimeable number, because it can be changed into a prime (4189218923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1321189 + ... + 1324355.

It is an arithmetic number, because the mean of its divisors is an integer number (149436672).

Almost surely, 2^4189218924 is an apocalyptic number.

4189218924 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 4189218924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5379720192).

4189218924 is an abundant number, since it is smaller than the sum of its proper divisors (6570221460).

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

4189218924 is a wasteful number, since it uses less digits than its factorization.

4189218924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4107 (or 4094 counting only the distinct ones).

The product of its digits is 331776, while the sum is 48.

The square root of 4189218924 is about 64724.1757305568. The cubic root of 4189218924 is about 1612.0469474882.

The spelling of 4189218924 in words is "four billion, one hundred eighty-nine million, two hundred eighteen thousand, nine hundred twenty-four".