726761366 has 8 divisors (see below), whose sum is σ = 1092745080. Its totient is φ = 362513008.

The previous prime is 726761359. The next prime is 726761393. The reversal of 726761366 is 663167627.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×726761366² = 1056364166220371912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432791 + ... + 434466.

It is an arithmetic number, because the mean of its divisors is an integer number (136593135).

Almost surely, 2^726761366 is an apocalyptic number.

726761366 is a deficient number, since it is larger than the sum of its proper divisors (365983714).

726761366 is a wasteful number, since it uses less digits than its factorization.

726761366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867678.

The product of its digits is 381024, while the sum is 44.

The square root of 726761366 is about 26958.5119396453. The cubic root of 726761366 is about 899.0778068295.

The spelling of 726761366 in words is "seven hundred twenty-six million, seven hundred sixty-one thousand, three hundred sixty-six".