648583364 has 96 divisors (see below), whose sum is σ = 1396899840. Its totient is φ = 259459200.

The previous prime is 648583361. The next prime is 648583379. The reversal of 648583364 is 463385846.

It is not an unprimeable number, because it can be changed into a prime (648583361) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1400597 + ... + 1401059.

It is an arithmetic number, because the mean of its divisors is an integer number (14551040).

Almost surely, 2^648583364 is an apocalyptic number.

It is an amenable number.

648583364 is an abundant number, since it is smaller than the sum of its proper divisors (748316476).

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

648583364 is a wasteful number, since it uses less digits than its factorization.

648583364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601 (or 599 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 47.

The square root of 648583364 is about 25467.2998961413. The cubic root of 648583364 is about 865.6093422235.

The spelling of 648583364 in words is "six hundred forty-eight million, five hundred eighty-three thousand, three hundred sixty-four".