4002475817 has 2 divisors, whose sum is σ = 4002475818. Its totient is φ = 4002475816.

The previous prime is 4002475787. The next prime is 4002475831. The reversal of 4002475817 is 7185742004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3626930176 + 375545641 = 60224^2 + 19379^2 .

It is a cyclic number.

It is not a de Polignac number, because 4002475817 - 2⁶ = 4002475753 is a prime.

It is not a weakly prime, because it can be changed into another prime (4002475417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2001237908 + 2001237909.

It is an arithmetic number, because the mean of its divisors is an integer number (2001237909).

Almost surely, 2^4002475817 is an apocalyptic number.

It is an amenable number.

4002475817 is a deficient number, since it is larger than the sum of its proper divisors (1).

4002475817 is an equidigital number, since it uses as much as digits as its factorization.

4002475817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62720, while the sum is 38.

The square root of 4002475817 is about 63265.1232275730. The cubic root of 4002475817 is about 1587.7284939628.

The spelling of 4002475817 in words is "four billion, two million, four hundred seventy-five thousand, eight hundred seventeen".