654545484 has 72 divisors (see below), whose sum is σ = 1734484752. Its totient is φ = 207889920.

The previous prime is 654545473. The next prime is 654545581. The reversal of 654545484 is 484545456.

It is a happy number.

654545484 is a `hidden beast` number, since 6 + 54 + 54 + 548 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58312 + ... + 68624.

It is an arithmetic number, because the mean of its divisors is an integer number (24090066).

Almost surely, 2^654545484 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 654545484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (867242376).

654545484 is an abundant number, since it is smaller than the sum of its proper divisors (1079939268).

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

654545484 is a wasteful number, since it uses less digits than its factorization.

654545484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10407 (or 10402 counting only the distinct ones).

The product of its digits is 1536000, while the sum is 45.

The square root of 654545484 is about 25584.0865383152. The cubic root of 654545484 is about 868.2536351670.

The spelling of 654545484 in words is "six hundred fifty-four million, five hundred forty-five thousand, four hundred eighty-four".