3825457 has 2 divisors, whose sum is σ = 3825458. Its totient is φ = 3825456.

The previous prime is 3825439. The next prime is 3825463. The reversal of 3825457 is 7545283.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3538161 + 287296 = 1881^2 + 536^2 .

It is an emirp because it is prime and its reverse (7545283) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3825457 - 2⁷ = 3825329 is a prime.

It is not a weakly prime, because it can be changed into another prime (3825427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1912728 + 1912729.

It is an arithmetic number, because the mean of its divisors is an integer number (1912729).

Almost surely, 2^3825457 is an apocalyptic number.

It is an amenable number.

3825457 is a deficient number, since it is larger than the sum of its proper divisors (1).

3825457 is an equidigital number, since it uses as much as digits as its factorization.

3825457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 33600, while the sum is 34.

The square root of 3825457 is about 1955.8775524045. The cubic root of 3825457 is about 156.3967683348.

The spelling of 3825457 in words is "three million, eight hundred twenty-five thousand, four hundred fifty-seven".