4270865 has 8 divisors (see below), whose sum is σ = 5195688. Its totient is φ = 3369600.

The previous prime is 4270853. The next prime is 4270879. The reversal of 4270865 is 5680724.

It can be written as a sum of positive squares in 4 ways, for example, as 1002001 + 3268864 = 1001^2 + 1808^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4270865 - 2¹⁰ = 4269841 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5486 + ... + 6215.

It is an arithmetic number, because the mean of its divisors is an integer number (649461).

Almost surely, 2^4270865 is an apocalyptic number.

It is an amenable number.

4270865 is a deficient number, since it is larger than the sum of its proper divisors (924823).

4270865 is a wasteful number, since it uses less digits than its factorization.

4270865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11779.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 4270865 is about 2066.6071227981. The cubic root of 4270865 is about 162.2452339248.

It can be divided in two parts, 42 and 70865, that added together give a palindrome (70907).

The spelling of 4270865 in words is "four million, two hundred seventy thousand, eight hundred sixty-five".