2053906 has 16 divisors (see below), whose sum is σ = 3289464. Its totient is φ = 958464.

The previous prime is 2053903. The next prime is 2053927. The reversal of 2053906 is 6093502.

It can be written as a sum of positive squares in 4 ways, for example, as 1134225 + 919681 = 1065^2 + 959^2 .

It is not an unprimeable number, because it can be changed into a prime (2053903) 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, 6406 + ... + 6718.

2^2053906 is an apocalyptic number.

2053906 is a deficient number, since it is larger than the sum of its proper divisors (1235558).

2053906 is a wasteful number, since it uses less digits than its factorization.

2053906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 2053906 is about 1433.1454915674. The cubic root of 2053906 is about 127.1140397955.

The spelling of 2053906 in words is "two million, fifty-three thousand, nine hundred six".