3873257 has 2 divisors, whose sum is σ = 3873258. Its totient is φ = 3873256.

The previous prime is 3873239. The next prime is 3873281. The reversal of 3873257 is 7523783.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2920681 + 952576 = 1709^2 + 976^2 .

It is a cyclic number.

It is not a de Polignac number, because 3873257 - 2⁶ = 3873193 is a prime.

It is not a weakly prime, because it can be changed into another prime (3873157) 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, 1936628 + 1936629.

It is an arithmetic number, because the mean of its divisors is an integer number (1936629).

Almost surely, 2^3873257 is an apocalyptic number.

It is an amenable number.

3873257 is a deficient number, since it is larger than the sum of its proper divisors (1).

3873257 is an equidigital number, since it uses as much as digits as its factorization.

3873257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35280, while the sum is 35.

The square root of 3873257 is about 1968.0591962642. The cubic root of 3873257 is about 157.0454788663.

The spelling of 3873257 in words is "three million, eight hundred seventy-three thousand, two hundred fifty-seven".