4085447 has 2 divisors, whose sum is σ = 4085448. Its totient is φ = 4085446.

The previous prime is 4085413. The next prime is 4085453. The reversal of 4085447 is 7445804.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4085447 - 2⁶ = 4085383 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4085407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2042723 + 2042724.

It is an arithmetic number, because the mean of its divisors is an integer number (2042724).

Almost surely, 2^4085447 is an apocalyptic number.

4085447 is a deficient number, since it is larger than the sum of its proper divisors (1).

4085447 is an equidigital number, since it uses as much as digits as its factorization.

4085447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17920, while the sum is 32.

The square root of 4085447 is about 2021.2488713664. The cubic root of 4085447 is about 159.8624729692.

The spelling of 4085447 in words is "four million, eighty-five thousand, four hundred forty-seven".