2099929 has 8 divisors (see below), whose sum is σ = 2277632. Its totient is φ = 1924560.

The previous prime is 2099927. The next prime is 2099939. The reversal of 2099929 is 9299902.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2099929 - 2¹ = 2099927 is a prime.

It is a Duffinian number.

2099929 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2099891 and 2099900.

It is not an unprimeable number, because it can be changed into a prime (2099921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1624 + ... + 2614.

It is an arithmetic number, because the mean of its divisors is an integer number (284704).

2^2099929 is an apocalyptic number.

It is an amenable number.

2099929 is a deficient number, since it is larger than the sum of its proper divisors (177703).

2099929 is a wasteful number, since it uses less digits than its factorization.

2099929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1167.

The product of its (nonzero) digits is 26244, while the sum is 40.

The square root of 2099929 is about 1449.1131770845. The cubic root of 2099929 is about 128.0564732901.

The spelling of 2099929 in words is "two million, ninety-nine thousand, nine hundred twenty-nine".