3821057 has 2 divisors, whose sum is σ = 3821058. Its totient is φ = 3821056.

The previous prime is 3821009. The next prime is 3821099. The reversal of 3821057 is 7501283.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3182656 + 638401 = 1784^2 + 799^2 .

It is a cyclic number.

It is not a de Polignac number, because 3821057 - 2¹⁸ = 3558913 is a prime.

It is not a weakly prime, because it can be changed into another prime (3820057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1910528 + 1910529.

It is an arithmetic number, because the mean of its divisors is an integer number (1910529).

Almost surely, 2^3821057 is an apocalyptic number.

It is an amenable number.

3821057 is a deficient number, since it is larger than the sum of its proper divisors (1).

3821057 is an equidigital number, since it uses as much as digits as its factorization.

3821057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 3821057 is about 1954.7524139901. The cubic root of 3821057 is about 156.3367833638.

The spelling of 3821057 in words is "three million, eight hundred twenty-one thousand, fifty-seven".