667104 has 24 divisors (see below), whose sum is σ = 1751400. Its totient is φ = 222336.

The previous prime is 667103. The next prime is 667123. The reversal of 667104 is 401766.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3379 + ... + 3570.

It is an arithmetic number, because the mean of its divisors is an integer number (72975).

2⁶⁶⁷¹⁰⁴ is an apocalyptic number.

It is an amenable number.

667104 is an abundant number, since it is smaller than the sum of its proper divisors (1084296).

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

667104 is a wasteful number, since it uses less digits than its factorization.

667104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6962 (or 6954 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 667104 is about 816.7643478997. The cubic root of 667104 is about 87.3771445909.

It can be divided in two parts, 66 and 7104, that multiplied together give a palindrome (468864).

The spelling of 667104 in words is "six hundred sixty-seven thousand, one hundred four".