65417228 has 12 divisors (see below), whose sum is σ = 120505560. Its totient is φ = 30987072.

The previous prime is 65417203. The next prime is 65417239. The reversal of 65417228 is 82271456.

It is a zygodrome in base 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 430301 + ... + 430452.

It is an arithmetic number, because the mean of its divisors is an integer number (10042130).

Almost surely, 2^65417228 is an apocalyptic number.

It is an amenable number.

65417228 is a deficient number, since it is larger than the sum of its proper divisors (55088332).

65417228 is a wasteful number, since it uses less digits than its factorization.

65417228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860776 (or 860774 counting only the distinct ones).

The product of its digits is 26880, while the sum is 35.

The square root of 65417228 is about 8088.0917403303. The cubic root of 65417228 is about 402.9310285535.

The spelling of 65417228 in words is "sixty-five million, four hundred seventeen thousand, two hundred twenty-eight".