4038257 has 2 divisors, whose sum is σ = 4038258. Its totient is φ = 4038256.

The previous prime is 4038253. The next prime is 4038269. The reversal of 4038257 is 7528304.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2337841 + 1700416 = 1529^2 + 1304^2 .

It is a cyclic number.

It is not a de Polignac number, because 4038257 - 2² = 4038253 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4038253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2019128 + 2019129.

It is an arithmetic number, because the mean of its divisors is an integer number (2019129).

Almost surely, 2^4038257 is an apocalyptic number.

It is an amenable number.

4038257 is a deficient number, since it is larger than the sum of its proper divisors (1).

4038257 is an equidigital number, since it uses as much as digits as its factorization.

4038257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 4038257 is about 2009.5414899922. The cubic root of 4038257 is about 159.2445769844.

The spelling of 4038257 in words is "four million, thirty-eight thousand, two hundred fifty-seven".