2099049 has 16 divisors (see below), whose sum is σ = 3024000. Its totient is φ = 1291136.

The previous prime is 2099033. The next prime is 2099059. The reversal of 2099049 is 9409902.

2099049 = 161² + 162² + ... + 218².

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2099049 - 2⁴ = 2099033 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (2099059) 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, 1477 + ... + 2525.

It is an arithmetic number, because the mean of its divisors is an integer number (189000).

2^2099049 is an apocalyptic number.

2099049 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

2099049 is a deficient number, since it is larger than the sum of its proper divisors (924951).

2099049 is a wasteful number, since it uses less digits than its factorization.

2099049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 2099049 is about 1448.8095112885. The cubic root of 2099049 is about 128.0385829326.

The spelling of 2099049 in words is "two million, ninety-nine thousand, forty-nine".