649396096 has 32 divisors (see below), whose sum is σ = 1294869600. Its totient is φ = 324409344.

The previous prime is 649396031. The next prime is 649396123. The reversal of 649396096 is 690693946.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271321 + ... + 273703.

It is an arithmetic number, because the mean of its divisors is an integer number (40464675).

Almost surely, 2^649396096 is an apocalyptic number.

It is an amenable number.

649396096 is a deficient number, since it is larger than the sum of its proper divisors (645473504).

649396096 is a wasteful number, since it uses less digits than its factorization.

649396096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4526 (or 4514 counting only the distinct ones).

The product of its (nonzero) digits is 1889568, while the sum is 52.

The square root of 649396096 is about 25483.2512839316. The cubic root of 649396096 is about 865.9707528520.

The spelling of 649396096 in words is "six hundred forty-nine million, three hundred ninety-six thousand, ninety-six".