4003333668 has 36 divisors (see below), whose sum is σ = 10652146960. Its totient is φ = 1264210416.

The previous prime is 4003333619. The next prime is 4003333673. The reversal of 4003333668 is 8663333004.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

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

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, 2925730 + ... + 2927097.

Almost surely, 2^4003333668 is an apocalyptic number.

It is an amenable number.

4003333668 is an abundant number, since it is smaller than the sum of its proper divisors (6648813292).

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

4003333668 is a wasteful number, since it uses less digits than its factorization.

4003333668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5852856 (or 5852851 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 36.

The square root of 4003333668 is about 63271.9026740938. The cubic root of 4003333668 is about 1587.8419185232.

It can be divided in two parts, 4003333 and 668, that added together give a square (4004001 = 2001²).

The spelling of 4003333668 in words is "four billion, three million, three hundred thirty-three thousand, six hundred sixty-eight".