726785712 has 30 divisors (see below), whose sum is σ = 2033990972. Its totient is φ = 242261856.

The previous prime is 726785711. The next prime is 726785713. The reversal of 726785712 is 217587627.

726785712 is a `hidden beast` number, since 7 + 2 + 6 + 78 + 571 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (726785711) and next prime (726785713).

It is not an unprimeable number, because it can be changed into a prime (726785711) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2523418 + ... + 2523705.

Almost surely, 2^726785712 is an apocalyptic number.

726785712 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

726785712 is an abundant number, since it is smaller than the sum of its proper divisors (1307205260).

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

726785712 is a wasteful number, since it uses less digits than its factorization.

726785712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5047137 (or 5047128 counting only the distinct ones).

The product of its digits is 329280, while the sum is 45.

The square root of 726785712 is about 26958.9634815584. The cubic root of 726785712 is about 899.0878462110.

The spelling of 726785712 in words is "seven hundred twenty-six million, seven hundred eighty-five thousand, seven hundred twelve".