4247065 has 8 divisors (see below), whose sum is σ = 5318208. Its totient is φ = 3249840.

The previous prime is 4247057. The next prime is 4247069. The reversal of 4247065 is 5607424.

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

It is not a de Polignac number, because 4247065 - 2³ = 4247057 is a prime.

It is a super-2 number, since 2×4247065² = 36075122228450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4247069) 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, 18351 + ... + 18580.

It is an arithmetic number, because the mean of its divisors is an integer number (664776).

Almost surely, 2^4247065 is an apocalyptic number.

It is an amenable number.

4247065 is a deficient number, since it is larger than the sum of its proper divisors (1071143).

4247065 is a wasteful number, since it uses less digits than its factorization.

4247065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36959.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 4247065 is about 2060.8408478095. The cubic root of 4247065 is about 161.9432941806.

The spelling of 4247065 in words is "four million, two hundred forty-seven thousand, sixty-five".