56471604 has 96 divisors (see below), whose sum is σ = 155990016. Its totient is φ = 15569280.

The previous prime is 56471593. The next prime is 56471609. The reversal of 56471604 is 40617465.

56471604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56471609) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 527719 + ... + 527825.

It is an arithmetic number, because the mean of its divisors is an integer number (1624896).

Almost surely, 2^56471604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56471604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77995008).

56471604 is an abundant number, since it is smaller than the sum of its proper divisors (99518412).

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

56471604 is a wasteful number, since it uses less digits than its factorization.

56471604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285 (or 283 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 56471604 is about 7514.7590779745. The cubic root of 56471604 is about 383.6572190613.

It can be divided in two parts, 56471 and 604, that added together give a palindrome (57075).

The spelling of 56471604 in words is "fifty-six million, four hundred seventy-one thousand, six hundred four".