65470228 has 6 divisors (see below), whose sum is σ = 114572906. Its totient is φ = 32735112.

The previous prime is 65470217. The next prime is 65470241. The reversal of 65470228 is 82207456.

It can be written as a sum of positive squares in only one way, i.e., 62916624 + 2553604 = 7932^2 + 1598^2 .

It is a junction number, because it is equal to n+sod(n) for n = 65470193 and 65470202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8183775 + ... + 8183782.

Almost surely, 2^65470228 is an apocalyptic number.

It is an amenable number.

65470228 is a deficient number, since it is larger than the sum of its proper divisors (49102678).

65470228 is a wasteful number, since it uses less digits than its factorization.

65470228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16367561 (or 16367559 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 65470228 is about 8091.3674987606. The cubic root of 65470228 is about 403.0398152881.

The spelling of 65470228 in words is "sixty-five million, four hundred seventy thousand, two hundred twenty-eight".