4349865 has 16 divisors (see below), whose sum is σ = 7495488. Its totient is φ = 2141376.

The previous prime is 4349861. The next prime is 4349881. The reversal of 4349865 is 5689434.

It is not a de Polignac number, because 4349865 - 2² = 4349861 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a d-powerful number, because it can be written as 4⁷ + 3⁹ + 4⁹ + 9² + 8⁷ + 6⁴ + 5⁹ .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4349861) 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, 10959 + ... + 11348.

It is an arithmetic number, because the mean of its divisors is an integer number (468468).

Almost surely, 2^4349865 is an apocalyptic number.

It is an amenable number.

4349865 is a deficient number, since it is larger than the sum of its proper divisors (3145623).

4349865 is a wasteful number, since it uses less digits than its factorization.

4349865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22328.

The product of its digits is 103680, while the sum is 39.

The square root of 4349865 is about 2085.6329974375. The cubic root of 4349865 is about 163.2395013835.

The spelling of 4349865 in words is "four million, three hundred forty-nine thousand, eight hundred sixty-five".