65994608 has 20 divisors (see below), whose sum is σ = 128095968. Its totient is φ = 32937600.

The previous prime is 65994601. The next prime is 65994641. The reversal of 65994608 is 80649956.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65994601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6185 + ... + 13047.

Almost surely, 2^65994608 is an apocalyptic number.

It is an amenable number.

65994608 is a deficient number, since it is larger than the sum of its proper divisors (62101360).

65994608 is a wasteful number, since it uses less digits than its factorization.

65994608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7472 (or 7466 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 47.

The square root of 65994608 is about 8123.7065431981. The cubic root of 65994608 is about 404.1129965271.

The spelling of 65994608 in words is "sixty-five million, nine hundred ninety-four thousand, six hundred eight".