6469349 has 8 divisors (see below), whose sum is σ = 6856920. Its totient is φ = 6092800.

The previous prime is 6469343. The next prime is 6469357. The reversal of 6469349 is 9439646.

It can be written as a sum of positive squares in 4 ways, for example, as 368449 + 6100900 = 607^2 + 2470^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6469349 - 2⁸ = 6469093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a d-powerful number, because it can be written as 6³ + 4⁴ + 6⁸ + 9 + 3⁷ + 4⁶ + 9⁷ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6469343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1532 + ... + 3909.

It is an arithmetic number, because the mean of its divisors is an integer number (857115).

Almost surely, 2^6469349 is an apocalyptic number.

It is an amenable number.

6469349 is a deficient number, since it is larger than the sum of its proper divisors (387571).

6469349 is a wasteful number, since it uses less digits than its factorization.

6469349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5511.

The product of its digits is 139968, while the sum is 41.

The square root of 6469349 is about 2543.4914979217. The cubic root of 6469349 is about 186.3317488680.

The spelling of 6469349 in words is "six million, four hundred sixty-nine thousand, three hundred forty-nine".