726774026 has 16 divisors (see below), whose sum is σ = 1191228768. Its totient is φ = 329806800.

The previous prime is 726774011. The next prime is 726774029. The reversal of 726774026 is 620477627.

It is not an unprimeable number, because it can be changed into a prime (726774029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13460 + ... + 40431.

It is an arithmetic number, because the mean of its divisors is an integer number (74451798).

Almost surely, 2^726774026 is an apocalyptic number.

726774026 is a deficient number, since it is larger than the sum of its proper divisors (464454742).

726774026 is a wasteful number, since it uses less digits than its factorization.

726774026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54517.

The product of its (nonzero) digits is 197568, while the sum is 41.

The square root of 726774026 is about 26958.7467438677. The cubic root of 726774026 is about 899.0830273688.

The spelling of 726774026 in words is "seven hundred twenty-six million, seven hundred seventy-four thousand, twenty-six".