531652005 has 40 divisors (see below), whose sum is σ = 961552152. Its totient is φ = 281014272.

The previous prime is 531652003. The next prime is 531652039. The reversal of 531652005 is 500256135.

531652005 is a `hidden beast` number, since 5 + 3 + 1 + 652 + 0 + 0 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3709476 + 527942529 = 1926^2 + 22977^2 .

It is not a de Polignac number, because 531652005 - 2¹ = 531652003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 531652005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531652003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 39957 + ... + 51573.

Almost surely, 2^531652005 is an apocalyptic number.

It is an amenable number.

531652005 is a deficient number, since it is larger than the sum of its proper divisors (429900147).

531652005 is a wasteful number, since it uses less digits than its factorization.

531652005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11747 (or 11738 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 531652005 is about 23057.5802069515. The cubic root of 531652005 is about 810.1071874613.

The spelling of 531652005 in words is "five hundred thirty-one million, six hundred fifty-two thousand, five".