669484 has 24 divisors (see below), whose sum is σ = 1290240. Its totient is φ = 302544.

The previous prime is 669481. The next prime is 669527. The reversal of 669484 is 484966.

669484 is nontrivially palindromic in base 9.

669484 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (669481) 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, 1557 + ... + 1939.

It is an arithmetic number, because the mean of its divisors is an integer number (53760).

2⁶⁶⁹⁴⁸⁴ is an apocalyptic number.

It is an amenable number.

669484 is a deficient number, since it is larger than the sum of its proper divisors (620756).

669484 is a wasteful number, since it uses less digits than its factorization.

669484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429 (or 427 counting only the distinct ones).

The product of its digits is 41472, while the sum is 37.

The square root of 669484 is about 818.2200193102. The cubic root of 669484 is about 87.4809318994.

The spelling of 669484 in words is "six hundred sixty-nine thousand, four hundred eighty-four".