726620853 has 24 divisors (see below), whose sum is σ = 1176009408. Its totient is φ = 397157376.

The previous prime is 726620827. The next prime is 726620891. The reversal of 726620853 is 358026627.

It is not a de Polignac number, because 726620853 - 2⁸ = 726620597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726620353) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 104076 + ... + 110837.

It is an arithmetic number, because the mean of its divisors is an integer number (49000392).

Almost surely, 2^726620853 is an apocalyptic number.

It is an amenable number.

726620853 is a deficient number, since it is larger than the sum of its proper divisors (449388555).

726620853 is a wasteful number, since it uses less digits than its factorization.

726620853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214953 (or 214946 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 726620853 is about 26955.9057165587. The cubic root of 726620853 is about 899.0198601322.

The spelling of 726620853 in words is "seven hundred twenty-six million, six hundred twenty thousand, eight hundred fifty-three".