654716036 has 72 divisors (see below), whose sum is σ = 1345215816. Its totient is φ = 276203520.

The previous prime is 654716017. The next prime is 654716039. The reversal of 654716036 is 630617456.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 891136 + 653824900 = 944^2 + 25570^2 .

It is not an unprimeable number, because it can be changed into a prime (654716039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1209926 + ... + 1210466.

It is an arithmetic number, because the mean of its divisors is an integer number (18683553).

Almost surely, 2^654716036 is an apocalyptic number.

It is an amenable number.

654716036 is an abundant number, since it is smaller than the sum of its proper divisors (690499780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

654716036 is a wasteful number, since it uses less digits than its factorization.

654716036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649 (or 610 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 654716036 is about 25587.4194869276. The cubic root of 654716036 is about 868.3290409449.

The spelling of 654716036 in words is "six hundred fifty-four million, seven hundred sixteen thousand, thirty-six".