724600089 has 6 divisors (see below), whose sum is σ = 1046644586. Its totient is φ = 483066720.

The previous prime is 724600069. The next prime is 724600091. The reversal of 724600089 is 980006427.

It can be written as a sum of positive squares in only one way, i.e., 722695689 + 1904400 = 26883^2 + 1380^2 .

It is not a de Polignac number, because 724600089 - 2²³ = 716211481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (724600039) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40255552 + ... + 40255569.

Almost surely, 2^724600089 is an apocalyptic number.

It is an amenable number.

724600089 is a deficient number, since it is larger than the sum of its proper divisors (322044497).

724600089 is a wasteful number, since it uses less digits than its factorization.

724600089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80511127 (or 80511124 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 724600089 is about 26918.3968504813. The cubic root of 724600089 is about 898.1856819950.

The spelling of 724600089 in words is "seven hundred twenty-four million, six hundred thousand, eighty-nine".