65544328 has 8 divisors (see below), whose sum is σ = 122895630. Its totient is φ = 32772160.

The previous prime is 65544313. The next prime is 65544343. The reversal of 65544328 is 82344556.

It is an interprime number because it is at equal distance from previous prime (65544313) and next prime (65544343).

It can be written as a sum of positive squares in only one way, i.e., 45670564 + 19873764 = 6758^2 + 4458^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4096513 + ... + 4096528.

Almost surely, 2^65544328 is an apocalyptic number.

It is an amenable number.

65544328 is a deficient number, since it is larger than the sum of its proper divisors (57351302).

65544328 is a wasteful number, since it uses less digits than its factorization.

65544328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8193047 (or 8193043 counting only the distinct ones).

The product of its digits is 115200, while the sum is 37.

The square root of 65544328 is about 8095.9451579170. The cubic root of 65544328 is about 403.1918130791.

The spelling of 65544328 in words is "sixty-five million, five hundred forty-four thousand, three hundred twenty-eight".