669084000 has 192 divisors, whose sum is σ = 2361078720. Its totient is φ = 164659200.

The previous prime is 669083971. The next prime is 669084019. The reversal of 669084000 is 480966.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 153856 + ... + 158144.

It is an arithmetic number, because the mean of its divisors is an integer number (12297285).

Almost surely, 2^669084000 is an apocalyptic number.

669084000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 669084000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1180539360).

669084000 is an abundant number, since it is smaller than the sum of its proper divisors (1691994720).

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

669084000 is a wasteful number, since it uses less digits than its factorization.

669084000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4330 (or 4312 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 669084000 is about 25866.6580755999. The cubic root of 669084000 is about 874.6350586973.

The spelling of 669084000 in words is "six hundred sixty-nine million, eighty-four thousand".