56471472 has 80 divisors (see below), whose sum is σ = 166522080. Its totient is φ = 18309888.

The previous prime is 56471461. The next prime is 56471489. The reversal of 56471472 is 27417465.

56471472 is a `hidden beast` number, since 5 + 647 + 1 + 4 + 7 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14218 + ... + 17750.

It is an arithmetic number, because the mean of its divisors is an integer number (2081526).

Almost surely, 2^56471472 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 56471472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83261040).

56471472 is an abundant number, since it is smaller than the sum of its proper divisors (110050608).

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

56471472 is a wasteful number, since it uses less digits than its factorization.

56471472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3587 (or 3575 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The square root of 56471472 is about 7514.7502952527. The cubic root of 56471472 is about 383.6569201335.

The spelling of 56471472 in words is "fifty-six million, four hundred seventy-one thousand, four hundred seventy-two".