2099042 has 16 divisors (see below), whose sum is σ = 3484512. Its totient is φ = 940320.

The previous prime is 2099033. The next prime is 2099059. The reversal of 2099042 is 2409902.

It is a d-powerful number, because it can be written as 2⁷ + 0 + 9 + 9³ + 0 + 4⁵ + 2²¹ .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 953 + ... + 2259.

It is an arithmetic number, because the mean of its divisors is an integer number (217782).

2^2099042 is an apocalyptic number.

2099042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2099042 is a deficient number, since it is larger than the sum of its proper divisors (1385470).

2099042 is a wasteful number, since it uses less digits than its factorization.

2099042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1393.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 2099042 is about 1448.8070955100. The cubic root of 2099042 is about 128.0384406029.

The spelling of 2099042 in words is "two million, ninety-nine thousand, forty-two".