1662200 has 24 divisors (see below), whose sum is σ = 3865080. Its totient is φ = 664800.

The previous prime is 1662191. The next prime is 1662211. The reversal of 1662200 is 22661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3956 + ... + 4355.

It is an arithmetic number, because the mean of its divisors is an integer number (161045).

2^1662200 is an apocalyptic number.

1662200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1662200 is an abundant number, since it is smaller than the sum of its proper divisors (2202880).

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

1662200 is a wasteful number, since it uses less digits than its factorization.

1662200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8327 (or 8318 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1662200 is about 1289.2633555639. The cubic root of 1662200 is about 118.4570990115.

Adding to 1662200 its reverse (22661), we get a palindrome (1684861).

The spelling of 1662200 in words is "one million, six hundred sixty-two thousand, two hundred".