2049886 has 4 divisors (see below), whose sum is σ = 3074832. Its totient is φ = 1024942.

The previous prime is 2049863. The next prime is 2049893. The reversal of 2049886 is 6889402.

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

It is a super-2 number, since 2×2049886² = 8404065225992, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512470 + ... + 512473.

It is an arithmetic number, because the mean of its divisors is an integer number (768708).

2^2049886 is an apocalyptic number.

2049886 is a deficient number, since it is larger than the sum of its proper divisors (1024946).

2049886 is a wasteful number, since it uses less digits than its factorization.

2049886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024945.

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 2049886 is about 1431.7422952473. The cubic root of 2049886 is about 127.0310544680.

The spelling of 2049886 in words is "two million, forty-nine thousand, eight hundred eighty-six".