65320316 has 12 divisors (see below), whose sum is σ = 116248440. Its totient is φ = 32106480.

The previous prime is 65320313. The next prime is 65320319. The reversal of 65320316 is 61302356.

It is an interprime number because it is at equal distance from previous prime (65320313) and next prime (65320319).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65320313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138155 + ... + 138626.

It is an arithmetic number, because the mean of its divisors is an integer number (9687370).

Almost surely, 2^65320316 is an apocalyptic number.

It is an amenable number.

65320316 is a deficient number, since it is larger than the sum of its proper divisors (50928124).

65320316 is a wasteful number, since it uses less digits than its factorization.

65320316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276844 (or 276842 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 65320316 is about 8082.0984898725. The cubic root of 65320316 is about 402.7319568827.

The spelling of 65320316 in words is "sixty-five million, three hundred twenty thousand, three hundred sixteen".