2143600 has 60 divisors (see below), whose sum is σ = 5396976. Its totient is φ = 816640.

The previous prime is 2143579. The next prime is 2143621. The reversal of 2143600 is 63412.

It is an interprime number because it is at equal distance from previous prime (2143579) and next prime (2143621).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a plaindrome in base 11.

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, 9084 + ... + 9316.

2^2143600 is an apocalyptic number.

2143600 is a gapful number since it is divisible by the number (20) 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 2143600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2698488).

2143600 is an abundant number, since it is smaller than the sum of its proper divisors (3253376).

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

2143600 is a wasteful number, since it uses less digits than its factorization.

2143600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274 (or 263 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2143600 is about 1464.1038214553. The cubic root of 2143600 is about 128.9380950096.

The spelling of 2143600 in words is "two million, one hundred forty-three thousand, six hundred".