726704448 has 28 divisors (see below), whose sum is σ = 1922739360. Its totient is φ = 242234752.

The previous prime is 726704443. The next prime is 726704453. The reversal of 726704448 is 844407627.

It is an interprime number because it is at equal distance from previous prime (726704443) and next prime (726704453).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726704443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1892268 + ... + 1892651.

Almost surely, 2^726704448 is an apocalyptic number.

It is an amenable number.

726704448 is an abundant number, since it is smaller than the sum of its proper divisors (1196034912).

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

726704448 is a wasteful number, since it uses less digits than its factorization.

726704448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3784934 (or 3784924 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 42.

The square root of 726704448 is about 26957.4562598180. The cubic root of 726704448 is about 899.0543350963.

The spelling of 726704448 in words is "seven hundred twenty-six million, seven hundred four thousand, four hundred forty-eight".