654614464 has 28 divisors (see below), whose sum is σ = 1484573104. Its totient is φ = 280548864.

The previous prime is 654614453. The next prime is 654614473. The reversal of 654614464 is 464416456.

It is a tau number, because it is divible by the number of its divisors (28).

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 3 ways as a sum of consecutive naturals, for example, 730149 + ... + 731044.

It is an arithmetic number, because the mean of its divisors is an integer number (53020468).

Almost surely, 2^654614464 is an apocalyptic number.

654614464 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

654614464 is an abundant number, since it is smaller than the sum of its proper divisors (829958640).

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

654614464 is a wasteful number, since it uses less digits than its factorization.

654614464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1461212 (or 1461202 counting only the distinct ones).

The product of its digits is 276480, while the sum is 40.

The square root of 654614464 is about 25585.4346064318. The cubic root of 654614464 is about 868.2841347190.

The spelling of 654614464 in words is "six hundred fifty-four million, six hundred fourteen thousand, four hundred sixty-four".