2049800 has 48 divisors (see below), whose sum is σ = 4912260. Its totient is φ = 794880.

The previous prime is 2049797. The next prime is 2049821. The reversal of 2049800 is 89402.

It can be written as a sum of positive squares in 6 ways, for example, as 835396 + 1214404 = 914^2 + 1102^2 .

It is a plaindrome in base 13.

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, 7262 + ... + 7538.

2^2049800 is an apocalyptic number.

2049800 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 2049800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2456130).

2049800 is an abundant number, since it is smaller than the sum of its proper divisors (2862460).

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

2049800 is a wasteful number, since it uses less digits than its factorization.

2049800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330 (or 321 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 2049800 is about 1431.7122615945. The cubic root of 2049800 is about 127.0292779751.

The spelling of 2049800 in words is "two million, forty-nine thousand, eight hundred".