56871002 has 8 divisors (see below), whose sum is σ = 85465812. Its totient is φ = 28382400.

The previous prime is 56870999. The next prime is 56871053. The reversal of 56871002 is 20017865.

56871002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 55636681 + 1234321 = 7459^2 + 1111^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25199 + ... + 27362.

Almost surely, 2^56871002 is an apocalyptic number.

56871002 is a deficient number, since it is larger than the sum of its proper divisors (28594810).

56871002 is a wasteful number, since it uses less digits than its factorization.

56871002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53104.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 56871002 is about 7541.2864950219. The cubic root of 56871002 is about 384.5595728184.

Adding to 56871002 its reverse (20017865), we get a palindrome (76888867).

The spelling of 56871002 in words is "fifty-six million, eight hundred seventy-one thousand, two".