3820253 has 2 divisors, whose sum is σ = 3820254. Its totient is φ = 3820252.

The previous prime is 3820237. The next prime is 3820259. The reversal of 3820253 is 3520283.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3247204 + 573049 = 1802^2 + 757^2 .

It is a cyclic number.

It is not a de Polignac number, because 3820253 - 2⁴ = 3820237 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 3⁸ + 8⁴ + 2² + 0 + 2¹⁸ + 5⁹ + 3¹³ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3820259) 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, 1910126 + 1910127.

It is an arithmetic number, because the mean of its divisors is an integer number (1910127).

Almost surely, 2^3820253 is an apocalyptic number.

It is an amenable number.

3820253 is a deficient number, since it is larger than the sum of its proper divisors (1).

3820253 is an equidigital number, since it uses as much as digits as its factorization.

3820253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 3820253 is about 1954.5467505281. The cubic root of 3820253 is about 156.3258174983.

The spelling of 3820253 in words is "three million, eight hundred twenty thousand, two hundred fifty-three".