654488 has 16 divisors (see below), whose sum is σ = 1280880. Its totient is φ = 312928.

The previous prime is 654439. The next prime is 654491. The reversal of 654488 is 884456.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1595 + ... + 1962.

It is an arithmetic number, because the mean of its divisors is an integer number (80055).

2⁶⁵⁴⁴⁸⁸ is an apocalyptic number.

It is an amenable number.

654488 is a deficient number, since it is larger than the sum of its proper divisors (626392).

654488 is a wasteful number, since it uses less digits than its factorization.

654488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3586 (or 3582 counting only the distinct ones).

The product of its digits is 30720, while the sum is 35.

The square root of 654488 is about 809.0043263172. The cubic root of 654488 is about 86.8228216942.

It can be divided in two parts, 65448 and 8, that added together give a palindrome (65456).

The spelling of 654488 in words is "six hundred fifty-four thousand, four hundred eighty-eight".