727761056 has 48 divisors (see below), whose sum is σ = 1565682048. Its totient is φ = 330240000.

The previous prime is 727761043. The next prime is 727761079. The reversal of 727761056 is 650167727.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262976 + ... + 265728.

It is an arithmetic number, because the mean of its divisors is an integer number (32618376).

Almost surely, 2^727761056 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 727761056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (782841024).

727761056 is an abundant number, since it is smaller than the sum of its proper divisors (837920992).

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

727761056 is a wasteful number, since it uses less digits than its factorization.

727761056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3525 (or 3517 counting only the distinct ones).

The product of its (nonzero) digits is 123480, while the sum is 41.

The square root of 727761056 is about 26977.0468361531. The cubic root of 727761056 is about 899.4898573951.

The spelling of 727761056 in words is "seven hundred twenty-seven million, seven hundred sixty-one thousand, fifty-six".