4257898 has 16 divisors (see below), whose sum is σ = 6719616. Its totient is φ = 2019600.

The previous prime is 4257889. The next prime is 4257899. The reversal of 4257898 is 8987524.

It is not an unprimeable number, because it can be changed into a prime (4257899) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6640 + ... + 7252.

It is an arithmetic number, because the mean of its divisors is an integer number (419976).

Almost surely, 2^4257898 is an apocalyptic number.

4257898 is a deficient number, since it is larger than the sum of its proper divisors (2461718).

4257898 is a wasteful number, since it uses less digits than its factorization.

4257898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789.

The product of its digits is 161280, while the sum is 43.

The square root of 4257898 is about 2063.4674700610. The cubic root of 4257898 is about 162.0808670082.

The spelling of 4257898 in words is "four million, two hundred fifty-seven thousand, eight hundred ninety-eight".