4121843436 has 30 divisors (see below), whose sum is σ = 10775313780. Its totient is φ = 1373947704.

The previous prime is 4121843423. The next prime is 4121843449. The reversal of 4121843436 is 6343481214.

4121843436 is a `hidden beast` number, since 4 + 1 + 218 + 4 + 3 + 436 = 666.

It is an interprime number because it is at equal distance from previous prime (4121843423) and next prime (4121843449).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 4121843436.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6360546 + ... + 6361193.

It is an arithmetic number, because the mean of its divisors is an integer number (359177126).

Almost surely, 2^4121843436 is an apocalyptic number.

It is an amenable number.

4121843436 is an abundant number, since it is smaller than the sum of its proper divisors (6653470344).

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

4121843436 is a wasteful number, since it uses less digits than its factorization.

4121843436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12721755 (or 12721744 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 4121843436 is about 64201.5843729732. The cubic root of 4121843436 is about 1603.3579782875.

The spelling of 4121843436 in words is "four billion, one hundred twenty-one million, eight hundred forty-three thousand, four hundred thirty-six".