2054605 has 16 divisors (see below), whose sum is σ = 2880000. Its totient is φ = 1377792.

The previous prime is 2054597. The next prime is 2054609. The reversal of 2054605 is 5064502.

It is a cyclic number.

It is not a de Polignac number, because 2054605 - 2³ = 2054597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2054609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1021 + ... + 2269.

It is an arithmetic number, because the mean of its divisors is an integer number (180000).

2^2054605 is an apocalyptic number.

It is an amenable number.

2054605 is a deficient number, since it is larger than the sum of its proper divisors (825395).

2054605 is a wasteful number, since it uses less digits than its factorization.

2054605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1308.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 2054605 is about 1433.3893399911. The cubic root of 2054605 is about 127.1284582801.

The spelling of 2054605 in words is "two million, fifty-four thousand, six hundred five".