669035 has 12 divisors (see below), whose sum is σ = 854688. Its totient is φ = 502656.

The previous prime is 669029. The next prime is 669049. The reversal of 669035 is 530966.

It is not a de Polignac number, because 669035 - 2¹⁴ = 652651 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 668989 and 669007.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1214 + ... + 1676.

It is an arithmetic number, because the mean of its divisors is an integer number (71224).

2⁶⁶⁹⁰³⁵ is an apocalyptic number.

669035 is a deficient number, since it is larger than the sum of its proper divisors (185653).

669035 is a wasteful number, since it uses less digits than its factorization.

669035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502 (or 485 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 669035 is about 817.9455972129. The cubic root of 669035 is about 87.4613707036.

The spelling of 669035 in words is "six hundred sixty-nine thousand, thirty-five".