2005256532 has 24 divisors (see below), whose sum is σ = 4681175296. Its totient is φ = 668098368.

The previous prime is 2005256527. The next prime is 2005256593. The reversal of 2005256532 is 2356525002.

It is a self number, because there is not a number n which added to its sum of digits gives 2005256532.

It is a congruent number.

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, 13273 + ... + 64704.

Almost surely, 2^2005256532 is an apocalyptic number.

It is an amenable number.

2005256532 is an abundant number, since it is smaller than the sum of its proper divisors (2675918764).

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

2005256532 is a wasteful number, since it uses less digits than its factorization.

2005256532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80127 (or 80125 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 2005256532 is about 44780.0907993720. The cubic root of 2005256532 is about 1261.0238868282.

The spelling of 2005256532 in words is "two billion, five million, two hundred fifty-six thousand, five hundred thirty-two".