4198065 has 32 divisors (see below), whose sum is σ = 7226496. Its totient is φ = 2073600.

The previous prime is 4198049. The next prime is 4198079. The reversal of 4198065 is 5608914.

It is not a de Polignac number, because 4198065 - 2⁴ = 4198049 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25674 + ... + 25836.

It is an arithmetic number, because the mean of its divisors is an integer number (225828).

Almost surely, 2^4198065 is an apocalyptic number.

It is an amenable number.

4198065 is a deficient number, since it is larger than the sum of its proper divisors (3028431).

4198065 is a wasteful number, since it uses less digits than its factorization.

4198065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 4198065 is about 2048.9180071443. The cubic root of 4198065 is about 161.3180831421.

The spelling of 4198065 in words is "four million, one hundred ninety-eight thousand, sixty-five".