4265857 has 4 divisors (see below), whose sum is σ = 4271940. Its totient is φ = 4259776.

The previous prime is 4265843. The next prime is 4265881. The reversal of 4265857 is 7585624.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3013696 + 1252161 = 1736^2 + 1119^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4265857 is a prime.

It is a super-3 number, since 3×4265857³ (a number of 21 digits) contains 333 as substring.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4265837) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1828 + ... + 3445.

It is an arithmetic number, because the mean of its divisors is an integer number (1067985).

Almost surely, 2^4265857 is an apocalyptic number.

It is an amenable number.

4265857 is a deficient number, since it is larger than the sum of its proper divisors (6083).

4265857 is an equidigital number, since it uses as much as digits as its factorization.

4265857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6082.

The product of its digits is 67200, while the sum is 37.

The square root of 4265857 is about 2065.3951195837. The cubic root of 4265857 is about 162.1817930741.

The spelling of 4265857 in words is "four million, two hundred sixty-five thousand, eight hundred fifty-seven".