726763968 has 112 divisors (see below), whose sum is σ = 2441813760. Its totient is φ = 207643392.

The previous prime is 726763967. The next prime is 726763987. The reversal of 726763968 is 869367627.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726763963) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17946 + ... + 42137.

Almost surely, 2^726763968 is an apocalyptic number.

It is an amenable number.

726763968 is an abundant number, since it is smaller than the sum of its proper divisors (1715049792).

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

726763968 is a wasteful number, since it uses less digits than its factorization.

726763968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60111 (or 60095 counting only the distinct ones).

The product of its digits is 4572288, while the sum is 54.

The square root of 726763968 is about 26958.5601989424. The cubic root of 726763968 is about 899.0788798078.

The spelling of 726763968 in words is "seven hundred twenty-six million, seven hundred sixty-three thousand, nine hundred sixty-eight".