726106653 has 16 divisors (see below), whose sum is σ = 1076894400. Its totient is φ = 483539760.

The previous prime is 726106627. The next prime is 726106657. The reversal of 726106653 is 356601627.

It is not a de Polignac number, because 726106653 - 2²⁰ = 725058077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726106657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11118 + ... + 39696.

It is an arithmetic number, because the mean of its divisors is an integer number (67305900).

Almost surely, 2^726106653 is an apocalyptic number.

It is an amenable number.

726106653 is a deficient number, since it is larger than the sum of its proper divisors (350787747).

726106653 is a wasteful number, since it uses less digits than its factorization.

726106653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29529 (or 29523 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 726106653 is about 26946.3662299762. The cubic root of 726106653 is about 898.8077435024.

The spelling of 726106653 in words is "seven hundred twenty-six million, one hundred six thousand, six hundred fifty-three".