4402065 has 32 divisors (see below), whose sum is σ = 7606656. Its totient is φ = 2165760.

The previous prime is 4402063. The next prime is 4402081. The reversal of 4402065 is 5602044.

4402065 = T₃₄₉ + T₃₅₀ + ... + T₄₀₉.

It is a happy number.

It is not a de Polignac number, because 4402065 - 2¹ = 4402063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4402063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15414 + ... + 15696.

It is an arithmetic number, because the mean of its divisors is an integer number (237708).

Almost surely, 2^4402065 is an apocalyptic number.

It is an amenable number.

4402065 is a deficient number, since it is larger than the sum of its proper divisors (3204591).

4402065 is a wasteful number, since it uses less digits than its factorization.

4402065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 4402065 is about 2098.1098636630. The cubic root of 4402065 is about 163.8898849355.

Subtracting from 4402065 its sum of digits (21), we obtain a palindrome (4402044).

The spelling of 4402065 in words is "four million, four hundred two thousand, sixty-five".