2056899 has 12 divisors (see below), whose sum is σ = 2970456. Its totient is φ = 1265472.

The previous prime is 2056891. The next prime is 2056903. The reversal of 2056899 is 9986502.

It is a happy number.

It is not a de Polignac number, because 2056899 - 2³ = 2056891 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (2056891) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1522 + ... + 2535.

It is an arithmetic number, because the mean of its divisors is an integer number (247538).

2^2056899 is an apocalyptic number.

2056899 is a deficient number, since it is larger than the sum of its proper divisors (913557).

2056899 is a wasteful number, since it uses less digits than its factorization.

2056899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4086 (or 4073 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 2056899 is about 1434.1893180470. The cubic root of 2056899 is about 127.1757543480.

The spelling of 2056899 in words is "two million, fifty-six thousand, eight hundred ninety-nine".