4247075 has 18 divisors (see below), whose sum is σ = 6127956. Its totient is φ = 2911440.

The previous prime is 4247071. The next prime is 4247081. The reversal of 4247075 is 5707424.

It is not a de Polignac number, because 4247075 - 2² = 4247071 is a prime.

It is a d-powerful number, because it can be written as 4³ + 2¹⁵ + 4¹¹ + 7 + 0 + 7⁵ + 5⁵ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4247071) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 509 + ... + 2958.

It is an arithmetic number, because the mean of its divisors is an integer number (340442).

Almost surely, 2^4247075 is an apocalyptic number.

4247075 is a deficient number, since it is larger than the sum of its proper divisors (1880881).

4247075 is a wasteful number, since it uses less digits than its factorization.

4247075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3491 (or 3479 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 29.

The square root of 4247075 is about 2060.8432740022. The cubic root of 4247075 is about 161.9434212826.

The spelling of 4247075 in words is "four million, two hundred forty-seven thousand, seventy-five".