4002206723 has 2 divisors, whose sum is σ = 4002206724. Its totient is φ = 4002206722.

The previous prime is 4002206629. The next prime is 4002206867. The reversal of 4002206723 is 3276022004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4002206723 - 2³⁰ = 2928464899 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4002206692 and 4002206701.

It is not a weakly prime, because it can be changed into another prime (4002200723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2001103361 + 2001103362.

It is an arithmetic number, because the mean of its divisors is an integer number (2001103362).

Almost surely, 2^4002206723 is an apocalyptic number.

4002206723 is a deficient number, since it is larger than the sum of its proper divisors (1).

4002206723 is an equidigital number, since it uses as much as digits as its factorization.

4002206723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 4002206723 is about 63262.9964750327. The cubic root of 4002206723 is about 1587.6929111714.

Adding to 4002206723 its reverse (3276022004), we get a palindrome (7278228727).

The spelling of 4002206723 in words is "four billion, two million, two hundred six thousand, seven hundred twenty-three".