726012766 has 4 divisors (see below), whose sum is σ = 1089019152. Its totient is φ = 363006382.

The previous prime is 726012751. The next prime is 726012787. The reversal of 726012766 is 667210627.

726012766 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 667210627 = 29 ⋅23007263.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181503190 + ... + 181503193.

It is an arithmetic number, because the mean of its divisors is an integer number (272254788).

Almost surely, 2^726012766 is an apocalyptic number.

726012766 is a deficient number, since it is larger than the sum of its proper divisors (363006386).

726012766 is a wasteful number, since it uses less digits than its factorization.

726012766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363006385.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 726012766 is about 26944.6240649225. The cubic root of 726012766 is about 898.7690026371.

The spelling of 726012766 in words is "seven hundred twenty-six million, twelve thousand, seven hundred sixty-six".