662006000 has 80 divisors (see below), whose sum is σ = 1610039808. Its totient is φ = 263264000.

The previous prime is 662005991. The next prime is 662006021. The reversal of 662006000 is 600266.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 381134 + ... + 382866.

Almost surely, 2^662006000 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 662006000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (805019904).

662006000 is an abundant number, since it is smaller than the sum of its proper divisors (948033808).

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

662006000 is a wasteful number, since it uses less digits than its factorization.

662006000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1947 (or 1931 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 662006000 is about 25729.4772585842. The cubic root of 662006000 is about 871.5399686107.

Adding to 662006000 its reverse (600266), we get a palindrome (662606266).

The spelling of 662006000 in words is "six hundred sixty-two million, six thousand".