2162100 has 36 divisors (see below), whose sum is σ = 6256544. Its totient is φ = 576480.

The previous prime is 2162089. The next prime is 2162113. The reversal of 2162100 is 12612.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3304 + ... + 3903.

2^2162100 is an apocalyptic number.

2162100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2162100 is an abundant number, since it is smaller than the sum of its proper divisors (4094444).

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

2162100 is a wasteful number, since it uses less digits than its factorization.

2162100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7224 (or 7217 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 2162100 is about 1470.4081066153. The cubic root of 2162100 is about 129.3079596188.

Adding to 2162100 its reverse (12612), we get a palindrome (2174712).

The spelling of 2162100 in words is "two million, one hundred sixty-two thousand, one hundred".