6465669 has 16 divisors (see below), whose sum is σ = 9922560. Its totient is φ = 3668400.

The previous prime is 6465653. The next prime is 6465671. The reversal of 6465669 is 9665646.

It is not a de Polignac number, because 6465669 - 2⁴ = 6465653 is a prime.

It is a super-2 number, since 2×6465669² = 83609751235122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6465669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6465469) 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, 2152 + ... + 4190.

It is an arithmetic number, because the mean of its divisors is an integer number (620160).

Almost surely, 2^6465669 is an apocalyptic number.

It is an amenable number.

6465669 is a deficient number, since it is larger than the sum of its proper divisors (3456891).

6465669 is a wasteful number, since it uses less digits than its factorization.

6465669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2200.

The product of its digits is 233280, while the sum is 42.

The square root of 6465669 is about 2542.7679799777. The cubic root of 6465669 is about 186.2964114178.

The spelling of 6465669 in words is "six million, four hundred sixty-five thousand, six hundred sixty-nine".