2099196 has 120 divisors (see below), whose sum is σ = 6504960. Its totient is φ = 583200.

The previous prime is 2099191. The next prime is 2099197. The reversal of 2099196 is 6919902.

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

It is a d-powerful number, because it can be written as 2²¹ + 0 + 9 + 9 + 1 + 9³ + 6⁴ .

It is a self number, because there is not a number n which added to its sum of digits gives 2099196.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2099191) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 67701 + ... + 67731.

It is an arithmetic number, because the mean of its divisors is an integer number (54208).

2^2099196 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2099196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3252480).

2099196 is an abundant number, since it is smaller than the sum of its proper divisors (4405764).

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

2099196 is a wasteful number, since it uses less digits than its factorization.

2099196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77 (or 66 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 36.

The square root of 2099196 is about 1448.8602417073. The cubic root of 2099196 is about 128.0415717833.

2099196 divided by its sum of digits (36) gives a triangular number (58311 = T₃₄₁).

The spelling of 2099196 in words is "two million, ninety-nine thousand, one hundred ninety-six".