654349504 has 56 divisors (see below), whose sum is σ = 1376172000. Its totient is φ = 308152320.

The previous prime is 654349483. The next prime is 654349529. The reversal of 654349504 is 405943456.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71797 + ... + 80395.

It is an arithmetic number, because the mean of its divisors is an integer number (24574500).

Almost surely, 2^654349504 is an apocalyptic number.

654349504 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 654349504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (688086000).

654349504 is an abundant number, since it is smaller than the sum of its proper divisors (721822496).

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

654349504 is a wasteful number, since it uses less digits than its factorization.

654349504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8681 (or 8671 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

The square root of 654349504 is about 25580.2561363251. The cubic root of 654349504 is about 868.1669707884.

The spelling of 654349504 in words is "six hundred fifty-four million, three hundred forty-nine thousand, five hundred four".