654986552 has 48 divisors (see below), whose sum is σ = 1353455880. Its totient is φ = 296936640.

The previous prime is 654986531. The next prime is 654986581. The reversal of 654986552 is 255689456.

It is a self number, because there is not a number n which added to its sum of digits gives 654986552.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 528878 + ... + 530114.

Almost surely, 2^654986552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 654986552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (676727940).

654986552 is an abundant number, since it is smaller than the sum of its proper divisors (698469328).

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

654986552 is a wasteful number, since it uses less digits than its factorization.

654986552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1812 (or 1797 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 50.

The square root of 654986552 is about 25592.7050543705. The cubic root of 654986552 is about 868.4486167313.

The spelling of 654986552 in words is "six hundred fifty-four million, nine hundred eighty-six thousand, five hundred fifty-two".