2005536 has 48 divisors (see below), whose sum is σ = 5673024. Its totient is φ = 616704.

The previous prime is 2005519. The next prime is 2005547. The reversal of 2005536 is 6355002.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 445 + ... + 2051.

It is an arithmetic number, because the mean of its divisors is an integer number (118188).

2^2005536 is an apocalyptic number.

2005536 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2005536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2836512).

2005536 is an abundant number, since it is smaller than the sum of its proper divisors (3667488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2005536 is a wasteful number, since it uses less digits than its factorization.

2005536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1633 (or 1625 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 2005536 is about 1416.1694813828. The cubic root of 2005536 is about 126.1082466108.

The spelling of 2005536 in words is "two million, five thousand, five hundred thirty-six".