2799900 has 144 divisors (see below), whose sum is σ = 9686880. Its totient is φ = 691200.

The previous prime is 2799899. The next prime is 2799911. The reversal of 2799900 is 99972.

2799900 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 45870 + ... + 45930.

It is an arithmetic number, because the mean of its divisors is an integer number (67270).

2^2799900 is an apocalyptic number.

2799900 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 2799900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4843440).

2799900 is an abundant number, since it is smaller than the sum of its proper divisors (6886980).

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

2799900 is a wasteful number, since it uses less digits than its factorization.

2799900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 10206, while the sum is 36.

The square root of 2799900 is about 1673.2901720861. The cubic root of 2799900 is about 140.9442966931.

The spelling of 2799900 in words is "two million, seven hundred ninety-nine thousand, nine hundred".