2108700 has 144 divisors (see below), whose sum is σ = 7499520. Its totient is φ = 504000.

The previous prime is 2108699. The next prime is 2108723. The reversal of 2108700 is 78012.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29665 + ... + 29735.

It is an arithmetic number, because the mean of its divisors is an integer number (52080).

2^2108700 is an apocalyptic number.

2108700 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 2108700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3749760).

2108700 is an abundant number, since it is smaller than the sum of its proper divisors (5390820).

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

2108700 is a wasteful number, since it uses less digits than its factorization.

2108700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105 (or 92 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 2108700 is about 1452.1363572337. The cubic root of 2108700 is about 128.2345147337.

The spelling of 2108700 in words is "two million, one hundred eight thousand, seven hundred".