2099016 has 24 divisors (see below), whose sum is σ = 5685030. Its totient is φ = 699648.

The previous prime is 2098981. The next prime is 2099017. The reversal of 2099016 is 6109902.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2090916 + 8100 = 1446^2 + 90^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-3 number, since 3×2099016³ = 27743963337180108288, which contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2099017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14505 + ... + 14648.

2^2099016 is an apocalyptic number.

It is an amenable number.

2099016 is an abundant number, since it is smaller than the sum of its proper divisors (3586014).

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

2099016 is a wasteful number, since it uses less digits than its factorization.

2099016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29165 (or 29158 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 2099016 is about 1448.7981225830. The cubic root of 2099016 is about 128.0379119469.

The spelling of 2099016 in words is "two million, ninety-nine thousand, sixteen".