6424065 has 12 divisors (see below), whose sum is σ = 11135124. Its totient is φ = 3426144.

The previous prime is 6424057. The next prime is 6424069. The reversal of 6424065 is 5604246.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1912689 + 4511376 = 1383^2 + 2124^2 .

It is not a de Polignac number, because 6424065 - 2³ = 6424057 is a prime.

It is a super-2 number, since 2×6424065² = 82537222248450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6424069) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71334 + ... + 71423.

It is an arithmetic number, because the mean of its divisors is an integer number (927927).

Almost surely, 2^6424065 is an apocalyptic number.

It is an amenable number.

6424065 is a deficient number, since it is larger than the sum of its proper divisors (4711059).

6424065 is a wasteful number, since it uses less digits than its factorization.

6424065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142768 (or 142765 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 6424065 is about 2534.5739286910. The cubic root of 6424065 is about 185.8959702697.

It can be divided in two parts, 642406 and 5, that added together give a triangular number (642411 = T₁₁₃₃).

The spelling of 6424065 in words is "six million, four hundred twenty-four thousand, sixty-five".