2063555 has 16 divisors (see below), whose sum is σ = 2721600. Its totient is φ = 1492608.

The previous prime is 2063549. The next prime is 2063557. The reversal of 2063555 is 5553602.

It is not a de Polignac number, because 2063555 - 2⁴ = 2063539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2063557) 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, 3146 + ... + 3744.

It is an arithmetic number, because the mean of its divisors is an integer number (170100).

2^2063555 is an apocalyptic number.

2063555 is a deficient number, since it is larger than the sum of its proper divisors (658045).

2063555 is a wasteful number, since it uses less digits than its factorization.

2063555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 2063555 is about 1436.5079185302. The cubic root of 2063555 is about 127.3127843147.

The spelling of 2063555 in words is "two million, sixty-three thousand, five hundred fifty-five".