4148565 has 16 divisors (see below), whose sum is σ = 6671808. Its totient is φ = 2201216.

The previous prime is 4148489. The next prime is 4148567. The reversal of 4148565 is 5658414.

It is a cyclic number.

It is not a de Polignac number, because 4148565 - 2⁷ = 4148437 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4148567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2902 + ... + 4088.

It is an arithmetic number, because the mean of its divisors is an integer number (416988).

Almost surely, 2^4148565 is an apocalyptic number.

It is an amenable number.

4148565 is a deficient number, since it is larger than the sum of its proper divisors (2523243).

4148565 is a wasteful number, since it uses less digits than its factorization.

4148565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1428.

The product of its digits is 19200, while the sum is 33.

The square root of 4148565 is about 2036.8026413966. The cubic root of 4148565 is about 160.6815329376.

The spelling of 4148565 in words is "four million, one hundred forty-eight thousand, five hundred sixty-five".