6669069 has 16 divisors (see below), whose sum is σ = 9862464. Its totient is φ = 3974400.

The previous prime is 6669067. The next prime is 6669071. The reversal of 6669069 is 9609666.

It is an interprime number because it is at equal distance from previous prime (6669067) and next prime (6669071).

It is not a de Polignac number, because 6669069 - 2¹ = 6669067 is a prime.

It is a super-2 number, since 2×6669069² = 88952962653522, 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 6669069.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6669067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 357 + ... + 3669.

It is an arithmetic number, because the mean of its divisors is an integer number (616404).

Almost surely, 2^6669069 is an apocalyptic number.

It is an amenable number.

6669069 is a deficient number, since it is larger than the sum of its proper divisors (3193395).

6669069 is a wasteful number, since it uses less digits than its factorization.

6669069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3388.

The product of its (nonzero) digits is 104976, while the sum is 42.

The square root of 6669069 is about 2582.4540654192. The cubic root of 6669069 is about 188.2298098835.

It can be divided in two parts, 66 and 69069, that multiplied together give a palindrome (4558554).

The spelling of 6669069 in words is "six million, six hundred sixty-nine thousand, sixty-nine".