3725257 has 2 divisors, whose sum is σ = 3725258. Its totient is φ = 3725256.

The previous prime is 3725251. The next prime is 3725279. The reversal of 3725257 is 7525273.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2446096 + 1279161 = 1564^2 + 1131^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3725257 is a prime.

It is a d-powerful number, because it can be written as 3¹¹ + 7⁶ + 2¹⁰ + 5⁸ + 2¹⁸ + 5⁹ + 7⁷ .

It is not a weakly prime, because it can be changed into another prime (3725251) 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, 1862628 + 1862629.

It is an arithmetic number, because the mean of its divisors is an integer number (1862629).

Almost surely, 2^3725257 is an apocalyptic number.

It is an amenable number.

3725257 is a deficient number, since it is larger than the sum of its proper divisors (1).

3725257 is an equidigital number, since it uses as much as digits as its factorization.

3725257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14700, while the sum is 31.

The square root of 3725257 is about 1930.0924848307. The cubic root of 3725257 is about 155.0191720995.

The spelling of 3725257 in words is "three million, seven hundred twenty-five thousand, two hundred fifty-seven".