2091300 has 36 divisors (see below), whose sum is σ = 6051696. Its totient is φ = 557600.

The previous prime is 2091293. The next prime is 2091301. The reversal of 2091300 is 31902.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a nialpdrome in base 8.

It is a self number, because there is not a number n which added to its sum of digits gives 2091300.

It is not an unprimeable number, because it can be changed into a prime (2091301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3186 + ... + 3785.

2^2091300 is an apocalyptic number.

2091300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2091300 is an abundant number, since it is smaller than the sum of its proper divisors (3960396).

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

2091300 is a wasteful number, since it uses less digits than its factorization.

2091300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6988 (or 6981 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 2091300 is about 1446.1327739872. The cubic root of 2091300 is about 127.8808298402.

The spelling of 2091300 in words is "two million, ninety-one thousand, three hundred".