481556736 has 108 divisors (see below), whose sum is σ = 1418307072. Its totient is φ = 157068288.

The previous prime is 481556707. The next prime is 481556737. The reversal of 481556736 is 637655184.

481556736 is a `hidden beast` number, since 4 + 81 + 5 + 567 + 3 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 481556691 and 481556700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481556737) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106065 + ... + 110511.

Almost surely, 2^481556736 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 481556736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (709153536).

481556736 is an abundant number, since it is smaller than the sum of its proper divisors (936750336).

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

481556736 is a wasteful number, since it uses less digits than its factorization.

481556736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4516 (or 4499 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 481556736 is about 21944.4010171160. The cubic root of 481556736 is about 783.8190613960.

The spelling of 481556736 in words is "four hundred eighty-one million, five hundred fifty-six thousand, seven hundred thirty-six".