4731238656 has 81 divisors (see below), whose sum is σ = 13650853489. Its totient is φ = 1575979008.

The previous prime is 4731238649. The next prime is 4731238657. The reversal of 4731238656 is 6568321374.

The square root of 4731238656 is 68784.

It is a perfect power (a square), and thus also a powerful number.

4731238656 is a `hidden beast` number, since 473 + 123 + 8 + 6 + 56 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3923769600 + 807469056 = 62640^2 + 28416^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4731238657) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3300916 + ... + 3302348.

Almost surely, 2^4731238656 is an apocalyptic number.

4731238656 is the 68784-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4731238656

4731238656 is an abundant number, since it is smaller than the sum of its proper divisors (8919614833).

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

4731238656 is an frugal number, since it uses more digits than its factorization.

4731238656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2888 (or 1438 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The cubic root of 4731238656 is about 1678.7716190592.

The spelling of 4731238656 in words is "four billion, seven hundred thirty-one million, two hundred thirty-eight thousand, six hundred fifty-six".