4000867652 has 12 divisors (see below), whose sum is σ = 7413372540. Its totient is φ = 1882761216.

The previous prime is 4000867643. The next prime is 4000867667. The reversal of 4000867652 is 2567680004.

It is a happy number.

4000867652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1464133696 + 2536733956 = 38264^2 + 50366^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29418077 + ... + 29418212.

It is an arithmetic number, because the mean of its divisors is an integer number (617781045).

Almost surely, 2^4000867652 is an apocalyptic number.

It is an amenable number.

4000867652 is a deficient number, since it is larger than the sum of its proper divisors (3412504888).

4000867652 is a wasteful number, since it uses less digits than its factorization.

4000867652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58836310 (or 58836308 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 4000867652 is about 63252.4122227761. The cubic root of 4000867652 is about 1587.5158196452.

The spelling of 4000867652 in words is "four billion, eight hundred sixty-seven thousand, six hundred fifty-two".