726271078 has 16 divisors (see below), whose sum is σ = 1180156320. Its totient is φ = 335200008.

The previous prime is 726271003. The next prime is 726271079. The reversal of 726271078 is 870172627.

It is a self number, because there is not a number n which added to its sum of digits gives 726271078.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726271079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78250 + ... + 87037.

It is an arithmetic number, because the mean of its divisors is an integer number (73759770).

Almost surely, 2^726271078 is an apocalyptic number.

726271078 is a deficient number, since it is larger than the sum of its proper divisors (453885242).

726271078 is a wasteful number, since it uses less digits than its factorization.

726271078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165328 (or 165302 counting only the distinct ones).

The product of its (nonzero) digits is 65856, while the sum is 40.

The square root of 726271078 is about 26949.4170252345. The cubic root of 726271078 is about 898.8755826225.

The spelling of 726271078 in words is "seven hundred twenty-six million, two hundred seventy-one thousand, seventy-eight".