4219669998 has 128 divisors (see below), whose sum is σ = 9956505600. Its totient is φ = 1322697600.

The previous prime is 4219669981. The next prime is 4219670053. The reversal of 4219669998 is 8999669124.

It is a super-2 number, since 2×4219669998² = 35611229784042640008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15570603 + ... + 15570873.

It is an arithmetic number, because the mean of its divisors is an integer number (77785200).

Almost surely, 2^4219669998 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4219669998, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4978252800).

4219669998 is an abundant number, since it is smaller than the sum of its proper divisors (5736835602).

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

4219669998 is a wasteful number, since it uses less digits than its factorization.

4219669998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535 (or 529 counting only the distinct ones).

The product of its digits is 15116544, while the sum is 63.

The square root of 4219669998 is about 64958.9870456737. The cubic root of 4219669998 is about 1615.9434653191.

The spelling of 4219669998 in words is "four billion, two hundred nineteen million, six hundred sixty-nine thousand, nine hundred ninety-eight".