669032 has 32 divisors (see below), whose sum is σ = 1545600. Its totient is φ = 264384.

The previous prime is 669029. The next prime is 669049. The reversal of 669032 is 230966.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 668992 and 669010.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 669032.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269 + ... + 1187.

It is an arithmetic number, because the mean of its divisors is an integer number (48300).

2⁶⁶⁹⁰³² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 669032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (772800).

669032 is an abundant number, since it is smaller than the sum of its proper divisors (876568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

669032 is a wasteful number, since it uses less digits than its factorization.

669032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945 (or 941 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 669032 is about 817.9437633481. The cubic root of 669032 is about 87.4612399758.

Adding to 669032 its reverse (230966), we get a palindrome (899998).

The spelling of 669032 in words is "six hundred sixty-nine thousand, thirty-two".