4002000347 has 2 divisors, whose sum is σ = 4002000348. Its totient is φ = 4002000346.

The previous prime is 4002000337. The next prime is 4002000421. The reversal of 4002000347 is 7430002004.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4002000347 - 2²⁴ = 3985223131 is a prime.

It is not a weakly prime, because it can be changed into another prime (4002000307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2001000173 + 2001000174.

It is an arithmetic number, because the mean of its divisors is an integer number (2001000174).

Almost surely, 2^4002000347 is an apocalyptic number.

4002000347 is a deficient number, since it is larger than the sum of its proper divisors (1).

4002000347 is an equidigital number, since it uses as much as digits as its factorization.

4002000347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 20.

The square root of 4002000347 is about 63261.3653583291. The cubic root of 4002000347 is about 1587.6656206150.

The spelling of 4002000347 in words is "four billion, two million, three hundred forty-seven", and thus it is an aban number.