56605132 has 24 divisors (see below), whose sum is σ = 102695040. Its totient is φ = 27271680.

The previous prime is 56605127. The next prime is 56605141. The reversal of 56605132 is 23150665.

It is a self number, because there is not a number n which added to its sum of digits gives 56605132.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 32508 + ... + 34204.

It is an arithmetic number, because the mean of its divisors is an integer number (4278960).

Almost surely, 2^56605132 is an apocalyptic number.

It is an amenable number.

56605132 is a deficient number, since it is larger than the sum of its proper divisors (46089908).

56605132 is a wasteful number, since it uses less digits than its factorization.

56605132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2001 (or 1999 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 56605132 is about 7523.6382156507. The cubic root of 56605132 is about 383.9593688925.

Adding to 56605132 its reverse (23150665), we get a palindrome (79755797).

The spelling of 56605132 in words is "fifty-six million, six hundred five thousand, one hundred thirty-two".