4002043200 has 84 divisors (see below), whose sum is σ = 13130052480. Its totient is φ = 1067210240.

The previous prime is 4002043189. The next prime is 4002043259. The reversal of 4002043200 is 23402004.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 4002043200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 412080 + ... + 421679.

Almost surely, 2^4002043200 is an apocalyptic number.

4002043200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4002043200 is an abundant number, since it is smaller than the sum of its proper divisors (9128009280).

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

4002043200 is a wasteful number, since it uses less digits than its factorization.

4002043200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833784 (or 833769 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 4002043200 is about 63261.7040554552. The cubic root of 4002043200 is about 1587.6712874471.

Adding to 4002043200 its reverse (23402004), we get a palindrome (4025445204).

The spelling of 4002043200 in words is "four billion, two million, forty-three thousand, two hundred".