662000 has 40 divisors (see below), whose sum is σ = 1605552. Its totient is φ = 264000.

The previous prime is 661993. The next prime is 662003. The reversal of 662000 is 266.

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (14) coincides with the sum of the digits of its distinct prime factors.

It is a plaindrome in base 14.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662003) 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, 1835 + ... + 2165.

2⁶⁶²⁰⁰⁰ 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 662000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (802776).

662000 is an abundant number, since it is smaller than the sum of its proper divisors (943552).

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

662000 is a wasteful number, since it uses less digits than its factorization.

662000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354 (or 338 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 662000 is about 813.6338242723. The cubic root of 662000 is about 87.1537335575.

Adding to 662000 its reverse (266), we get a palindrome (662266).

The spelling of 662000 in words is "six hundred sixty-two thousand".