56803506 has 8 divisors (see below), whose sum is σ = 113607024. Its totient is φ = 18934500.

The previous prime is 56803499. The next prime is 56803507. The reversal of 56803506 is 60530865.

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

56803506 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (56803507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4733620 + ... + 4733631.

It is an arithmetic number, because the mean of its divisors is an integer number (14200878).

Almost surely, 2^56803506 is an apocalyptic number.

56803506 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

56803506 is a wasteful number, since it uses less digits than its factorization.

56803506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9467256.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 56803506 is about 7536.8100679266. The cubic root of 56803506 is about 384.4073774564.

The spelling of 56803506 in words is "fifty-six million, eight hundred three thousand, five hundred six".