1327669 has 8 divisors (see below), whose sum is σ = 1525568. Its totient is φ = 1131840.

The previous prime is 1327631. The next prime is 1327673. The reversal of 1327669 is 9667231.

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 1327669 - 2¹³ = 1319477 is a prime.

It is a super-2 number, since 2×1327669² = 3525409947122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1327619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1294 + ... + 2080.

It is an arithmetic number, because the mean of its divisors is an integer number (190696).

2^1327669 is an apocalyptic number.

It is an amenable number.

1327669 is a deficient number, since it is larger than the sum of its proper divisors (197899).

1327669 is an equidigital number, since it uses as much as digits as its factorization.

1327669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1035.

The product of its digits is 13608, while the sum is 34.

The square root of 1327669 is about 1152.2451995995. The cubic root of 1327669 is about 109.9081602583.

Subtracting from 1327669 its sum of digits (34), we obtain a triangular number (1327635 = T₁₆₂₉).

The spelling of 1327669 in words is "one million, three hundred twenty-seven thousand, six hundred sixty-nine".