2049899 has 4 divisors (see below), whose sum is σ = 2060400. Its totient is φ = 2039400.

The previous prime is 2049893. The next prime is 2049919. The reversal of 2049899 is 9989402.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2049899 - 2⁸ = 2049643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2049893) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4952 + ... + 5349.

It is an arithmetic number, because the mean of its divisors is an integer number (515100).

2^2049899 is an apocalyptic number.

2049899 is a deficient number, since it is larger than the sum of its proper divisors (10501).

2049899 is a wasteful number, since it uses less digits than its factorization.

2049899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10500.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 2049899 is about 1431.7468351633. The cubic root of 2049899 is about 127.0313230033.

The spelling of 2049899 in words is "two million, forty-nine thousand, eight hundred ninety-nine".