2099493 has 16 divisors (see below), whose sum is σ = 3393600. Its totient is φ = 1272240.

The previous prime is 2099479. The next prime is 2099497. The reversal of 2099493 is 3949902.

It is not a de Polignac number, because 2099493 - 2⁴ = 2099477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2099497) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3238 + ... + 3831.

It is an arithmetic number, because the mean of its divisors is an integer number (212100).

2^2099493 is an apocalyptic number.

It is an amenable number.

2099493 is a deficient number, since it is larger than the sum of its proper divisors (1294107).

2099493 is a wasteful number, since it uses less digits than its factorization.

2099493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7089 (or 7083 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The square root of 2099493 is about 1448.9627324400. The cubic root of 2099493 is about 128.0476100560.

The spelling of 2099493 in words is "two million, ninety-nine thousand, four hundred ninety-three".